September 2010 Archives by author
Starting: Wed Sep 1 00:50:24 CEST 2010
Ending: Thu Sep 30 22:51:52 CEST 2010
Messages: 224
- [seqfan] Re: A misprint in formula for A001791
Max Alekseyev
- [seqfan] Re: g.f. for a(n)= a(n-1)*2^n+n, a(0)=1 ?
Max Alekseyev
- [seqfan] Re: Number of solutions of a*b + c*d + ... + y*z = 0 (mod n)
Max Alekseyev
- [seqfan] Re: Number of solutions of a*b + c*d + ... + y*z = 0 (mod n)
Max Alekseyev
- [seqfan] Re: A007987 ? was Re: Re: Number of solutions of a*b + c*d + ... + y*z = 0 (mod n)
Max Alekseyev
- [seqfan] Re: Number of solutions of a*b + c*d + ... + y*z = 0 (mod n)
Max Alekseyev
- [seqfan] Re: Nonmembers of Range of Euler Phi Function
Max Alekseyev
- [seqfan] Re: A089068 and A180667 duplicates?
Max Alekseyev
- [seqfan] Re: A089068 and A180667 duplicates?
Max Alekseyev
- [seqfan] Re: A089068 and A180667 duplicates?
Max Alekseyev
- [seqfan] Re: Odd squarefree numbers
Max Alekseyev
- [seqfan] Re: n-th number whose sum of divisors is a n-gonal number
Max Alekseyev
- [seqfan] Re: graph terminology
Max Alekseyev
- [seqfan] Re: Sum of the a(n) first digits of S is a prime --anillusion?
Eric Angelini
- [seqfan] Naturals permutated in triplets a, b, c "with no common factor"
Eric Angelini
- [seqfan] Chasing base-10 Harshads
Eric Angelini
- [seqfan] Re: Chasing base-10 Harshads
Eric Angelini
- [seqfan] |a-b| divides concatenation [ab]
Eric Angelini
- [seqfan] Re: |a-b| divides concatenation [ab]
Eric Angelini
- [seqfan] (a+b) divides the concatenation [a,b]
Eric Angelini
- [seqfan] Re: (a+b) divides the concatenation [a,b]
Eric Angelini
- [seqfan] Numbers n such that (n+n+1) divides the concatenation [n, n+1]
Eric Angelini
- [seqfan] Re: (a+b) divides the concatenation [a,b]
Eric Angelini
- [seqfan] Add a product to a(n)
Eric Angelini
- [seqfan] Re: Add a product to a(n)
Eric Angelini
- [seqfan] Re: Add a product to a(n)
Eric Angelini
- [seqfan] Re: submitting a program, while preserving preformatted text
Alonso Del Arte
- [seqfan] Re: phi-antipalindromic numbers
Alonso Del Arte
- [seqfan] Slight error in [Koshy, 2001], corrected in OEIS but not mentioned
Alonso Del Arte
- [seqfan] Re: Slight error in [Koshy, 2001], corrected in OEIS but not mentioned
Alonso Del Arte
- [seqfan] Re: Factor Database
Alonso Del Arte
- [seqfan] Re: Legacy versions of a Computer Algebra System.
Alonso Del Arte
- [seqfan] Re: sequence warnings?
Alonso Del Arte
- [seqfan] Adjusting prediction for 200,000th sequence
Alonso Del Arte
- [seqfan] Help needed
Artur
- [seqfan] Re: |a-b| divides concatenation [ab]
Jack Brennen
- [seqfan] Re: |a-b| divides concatenation [ab]
Jack Brennen
- [seqfan] Re: |a-b| divides concatenation [ab]
Jack Brennen
- [seqfan] Re: Nonmembers of Range of Euler Phi Function
Ray Chandler
- [seqfan] Re: Nonmembers of Range of Euler Phi Function
Ray Chandler
- [seqfan] graph terminology
Emeric Deutsch
- [seqfan] Sequences and Their Applications SETA 2010
Jeremy Gardiner
- [seqfan] Netiquette on the list (was Re: Re: phi-antipalindromic numbers)
Olivier Gerard
- [seqfan] Lambert series for Mertens function?
Mats Granvik
- [seqfan] Re: After the trivial 341, what is the smallest pseudoprime A001567 in the Partial sums of pseudoprimes A001567?
Charles Greathouse
- [seqfan] Re: Is A002144 identical to "primes in A020882 Ordered hypotenuses (with multiplicity) of primitive Pythagorean triangles?
Charles Greathouse
- [seqfan] Re: Factor Database
Charles Greathouse
- [seqfan] Range of the least witness function W(n)
Charles Greathouse
- [seqfan] Re: Range of the least witness function W(n)
Charles Greathouse
- [seqfan] Re: A new way to create OEIS sequence A051437?
Christopher Gribble
- [seqfan] Re: sequence warnings?
Christopher Gribble
- [seqfan] Re: sequence warnings?
Christopher Gribble
- [seqfan] nonlinear relations and doubling formulas for a sequence (new, autoverification)
Georgi Guninski
- [seqfan] typo? A135042 a(n) = 2*a(n-2) -a(n-2), n>3 [R. J. Mathar (mathar(AT)strw.leidenuniv.nl)
Georgi Guninski
- [seqfan] Re: submitting a program, while preserving preformatted text
Georgi Guninski
- [seqfan] g.f. for a(n)= a(n-1)*2^n+n, a(0)=1 ?
Georgi Guninski
- [seqfan] Re: [math-fun] Triangular+Triangular = Factorial
Georgi Guninski
- [seqfan] Re: [math-fun] Triangular+Triangular = Factorial
Georgi Guninski
- [seqfan] Re: [math-fun] Triangular+Triangular = Factorial
Georgi Guninski
- [seqfan] Re: [math-fun] Triangular+Triangular = Factorial
Georgi Guninski
- [seqfan] Re: [math-fun] Triangular+Triangular = Factorial
Georgi Guninski
- [seqfan] Re: [math-fun] Triangular+Triangular = Factorial
Georgi Guninski
- [seqfan] Re: Stones On A Finite Triangular Lattice
Richard Guy
- [seqfan] Re: [math-fun] Triangular+Triangular = Factorial
Richard Guy
- [seqfan] Re: [math-fun] Triangular+Triangular = Factorial
Richard Guy
- [seqfan] Re: [math-fun] Triangular+Triangular = Factorial
Richard Guy
- [seqfan] Re: [math-fun] Triangular+Triangular = Factorial
Richard Guy
- [seqfan] Re: binomial ( m!, n) ?
Paul D Hanna
- [seqfan] Nonmembers of Range of Euler Phi Function
David Harden
- [seqfan] binomial ( m!, n) ?
Ron Hardin
- [seqfan] Re: OEIS, unwanted line breaks in internal format
Ron Hardin
- [seqfan] x(i-1) = ( x(i+1) - x(i)) mod M, period-N solutions?
Ron Hardin
- [seqfan] Re: x(i-1) = ( x(i+1) - x(i)) mod M, period-N solutions?
Ron Hardin
- [seqfan] Re: x(i-1) = ( x(i+1) - x(i)) mod M, period-N solutions?
Ron Hardin
- [seqfan] Re: x(i-1) = ( x(i+1) - x(i)) mod M, period-N solutions?
Ron Hardin
- [seqfan] Number of solutions of a*b + c*d + ... + y*z = 0 (mod n)
Ron Hardin
- [seqfan] Re: Number of solutions of a*b + c*d + ... + y*z = 0 (mod n)
Ron Hardin
- [seqfan] Re: Number of solutions of a*b + c*d + ... + y*z = 0 (mod n)
Ron Hardin
- [seqfan] A007987 ? was Re: Re: Number of solutions of a*b + c*d + ... + y*z = 0 (mod n)
Ron Hardin
- [seqfan] Re: Number of solutions of a*b + c*d + ... + y*z = 0 (mod n)
Ron Hardin
- [seqfan] Initial Substrings of n-bit Binary Numbers Not Divisible by k
Ron Hardin
- [seqfan] Re: Initial Substrings of n-bit Binary Numbers Not Divisible by k
Ron Hardin
- [seqfan] Re: Initial Substrings of n-bit Binary Numbers Not Divisible by k
Ron Hardin
- [seqfan] Central Differences of Permutations, formula?
Ron Hardin
- [seqfan] Re: sequence warnings?
Ron Hardin
- [seqfan] Re: A175781: What if n is 6th power (as 64) - n^(1/2)?
Maximilian Hasler
- [seqfan] Re: (a+b) divides the concatenation [a,b]
Maximilian Hasler
- [seqfan] Re: Numbers n such that (n+n+1) divides the concatenation [n, n+1]
Maximilian Hasler
- [seqfan] Re: A089068 and A180667 duplicates?
Maximilian Hasler
- [seqfan] Re: Odd squarefree numbers
Maximilian Hasler
- [seqfan] Re: definition of pandigital
Maximilian Hasler
- [seqfan] Re: sequence warnings?
Maximilian Hasler
- [seqfan] Re: phi-antipalindromic numbers
Hans Havermann
- [seqfan] Re: phi-antipalindromic numbers
Hans Havermann
- [seqfan] Re: phi-antipalindromic numbers
Hans Havermann
- [seqfan] Re: Chain of semiprimes: a(n)=least semiprime p*q such that a(n-1)=p+q.
Hans Havermann
- [seqfan] Factor Database
Hans Havermann
- [seqfan] Re: Chain of semiprimes: a(n)=least semiprime p*q such that a(n-1)=p+q.
Hans Havermann
- [seqfan] Re: Chasing base-10 Harshads
Hans Havermann
- [seqfan] Re: x(i-1) = ( x(i+1) - x(i)) mod M, period-N solutions?
Andrew N W Hone
- [seqfan] Re: Seqfan Digest, Vol 24, Issue 1
Insall, Matt
- [seqfan] Re: binomial ( m!, n) ?
Robert Israel
- [seqfan] Re: A128471
Robert Israel
- [seqfan] Re: Numbers n such that (n+n+1) divides the concatenation [n, n+1]
Robert Israel
- [seqfan] Re: RE : Re:« King-walking » integers in a square box
Dmitry Kamenetsky
- [seqfan] Rigidity Paper
William Keith
- [seqfan] OEIS, unwanted line breaks in internal format
Wolfdieter Lang
- [seqfan] Re: Sum of the a(n) first digits of S is a prime -- anillusion?
Paolo Lava
- [seqfan] Smallest integer not yet present in S such that the sum of the first a(n) terms of S is a prime
Paolo Lava
- [seqfan] Re: zig-zag pseudoprimes
Richard Mathar
- [seqfan] Re: zig-zag pseudoprimes
Richard Mathar
- [seqfan] Re: typo? A135042 a(n) = 2*a(n-2) -a(n-2), n>3 [R. J. Mathar (mathar(AT)strw.leidenuniv.nl)
Richard Mathar
- [seqfan] Re: zig-zg pseudoprimes
Richard Mathar
- [seqfan] Re: OEIS, unwanted line breaks in internal format
Richard Mathar
- [seqfan] Re: submitting a program, while preserving preformatted text
Richard Mathar
- [seqfan] Re: A misprint in title of A086655
Richard Mathar
- [seqfan] Re: A128471
Richard Mathar
- [seqfan] Re: phi-antipalindormic numbers
Richard Mathar
- [seqfan] Re: Slight error in [Koshy, 2001], corrected in OEIS but not mentioned
Richard Mathar
- [seqfan] Re: submitting a program, while preserving preformatted text
Richard Mathar
- [seqfan] Counting 4-connected simple cubic graphs
Richard Mathar
- [seqfan] A089068 and A180667 duplicates?
Richard Mathar
- [seqfan] A180416 and A090996 duplicates?
Richard Mathar
- [seqfan] Re: A089068 and A180667 duplicates?
Richard Mathar
- [seqfan] definition of pandigital
Richard Mathar
- [seqfan] Re: graph terminology
Richard Mathar
- [seqfan] Re: Rook walk generates A081057?
Richard Mathar
- [seqfan] Re: Rook walk generates A081057?
Richard Mathar
- [seqfan] Re: Seqfan Digest, Vol 24, Issue 12
Brendan McKay
- [seqfan] Re: zig-zag pseudoprimes
Douglas McNeil
- [seqfan] Re: Stones On A Finite Triangular Lattice
Douglas McNeil
- [seqfan] Re: Stones On A Finite Triangular Lattice
Douglas McNeil
- [seqfan] Re: phi-antipalindromic numbers
Douglas McNeil
- [seqfan] exotic numbers: A064818
Douglas McNeil
- [seqfan] Re: Chain of semiprimes: a(n)=least semiprime p*q such that a(n-1)=p+q.
Douglas McNeil
- [seqfan] Re: [math-fun] Triangular+Triangular = Factorial
Douglas McNeil
- [seqfan] Re: Counting 4-connected simple cubic graphs
Douglas McNeil
- [seqfan] Re: n-th number whose sum of divisors is a n-gonal number
Douglas McNeil
- [seqfan] sequence warnings?
Douglas McNeil
- [seqfan] Re: Chasing base-10 Harshads
Claudio Meller
- [seqfan] keyword:base
Donald Alan Morrison
- [seqfan] submitting a program, while preserving preformatted text
Donald Alan Morrison
- [seqfan] Re: submitting a program, while preserving preformatted text
Donald Alan Morrison
- [seqfan] id:A059404
Donald Alan Morrison
- [seqfan] Re: submitting a program, while preserving preformatted text
Donald Alan Morrison
- [seqfan] Re: submitting a program, while preserving preformatted text
Donald Alan Morrison
- [seqfan] Re: K-tuples in A180328
T. D. Noe
- [seqfan] Re: Nonmembers of Range of Euler Phi Function
T. D. Noe
- [seqfan] Re: Nonmembers of Range of Euler Phi Function
T. D. Noe
- [seqfan] Re: A128471
Alexander P-sky
- [seqfan] Re: Numbers n such that (n+n+1) divides the concatenation [n, n+1]
Alexander P-sky
- [seqfan] Re: sequence warnings?
Alexander P-sky
- [seqfan] Fwd: Re: sequence warnings?
Alexander P-sky
- [seqfan] Re: sequence warnings?
Alexander P-sky
- [seqfan] Re: A158911
Peter Pein
- [seqfan] After the trivial 341, what is the smallest pseudoprime A001567 in the Partial sums of pseudoprimes A001567?
Jonathan Post
- [seqfan] Is A002144 identical to "primes in A020882 Ordered hypotenuses (with multiplicity) of primitive Pythagorean triangles?
Jonathan Post
- [seqfan] n-th number whose sum of divisors is a n-gonal number
Jonathan Post
- [seqfan] Re: n-th number whose sum of divisors is a n-gonal number
Jonathan Post
- [seqfan] Re: n-th number whose sum of divisors is a n-gonal number
Jonathan Post
- [seqfan] Re: sequence warnings?
Jonathan Post
- [seqfan] Stones On A Finite Triangular Lattice
Leroy Quet
- [seqfan] Re: Stones On A Finite Triangular Lattice
Leroy Quet
- [seqfan] Complaint.
RGWv
- [seqfan] Legacy versions of a Computer Algebra System.
RGWv
- [seqfan] non-intersecting rook paths from corner to corner
David Scambler
- [seqfan] Rook walk generates A081057?
David Scambler
- [seqfan] a(n) divides concat(a(1) ... a(n))
David Scambler
- [seqfan] "zig-zag pseudoprimes"
Vladimir Shevelev
- [seqfan] Re: zig-zag pseudoprimes
Vladimir Shevelev
- [seqfan] Re: zig-zag pseudoprimes
Vladimir Shevelev
- [seqfan] Re: zig-zag pseudoprimes
Vladimir Shevelev
- [seqfan] Re: zig-zag pseudoprimes
Vladimir Shevelev
- [seqfan] Re: zig-zag pseudoprimes
Vladimir Shevelev
- [seqfan] B-pseudoprimes
Vladimir Shevelev
- [seqfan] phi-antipalindromic numbers
Vladimir Shevelev
- [seqfan] A misprint in title of A086655
Vladimir Shevelev
- [seqfan] Re: phi-antipalindromic numbers
Vladimir Shevelev
- [seqfan] A misprint in formula for A001791
Vladimir Shevelev
- [seqfan] Re: phi-antipalindromic numbers
Vladimir Shevelev
- [seqfan] Re: phi-antipalindromic numbers
Vladimir Shevelev
- [seqfan] Re: phi-antipalindromic numbers
Vladimir Shevelev
- [seqfan] Re: K-tuples in A180328
Vladimir Shevelev
- [seqfan] Re: Chain of semiprimes: a(n)=least semiprime p*q such that a(n-1)=p+q.
Vladimir Shevelev
- [seqfan] Re: Fwd: Re: sequence warnings?
Vladimir Shevelev
- [seqfan] Re: path counts and hook lengths in Ferrers diagrams
N. J. A. Sloane
- [seqfan] Re: zig-zg pseudoprimes
N. J. A. Sloane
- [seqfan] Re: binomial ( m!, n) ?
N. J. A. Sloane
- [seqfan] Re: Sum of the a(n) first digits of S is a prime -- anillusion?
N. J. A. Sloane
- [seqfan] Re: A175781: What if n is 6th power (as 64) - n^(1/2)?
N. J. A. Sloane
- [seqfan] Re: A175781: What if n is 6th power (as 64) - n^(1/2)?
N. J. A. Sloane
- [seqfan] Re: keyword:base
N. J. A. Sloane
- [seqfan] Re: x(i-1) = ( x(i+1) - x(i)) mod M, period-N solutions?
N. J. A. Sloane
- [seqfan] Re: 2 non-attacking queens on free polyonimos
N. J. A. Sloane
- [seqfan] Re: A new way to create OEIS sequence A051437?
N. J. A. Sloane
- [seqfan] Re: definition of pandigital
N. J. A. Sloane
- [seqfan] Re: sequence warnings?
N. J. A. Sloane
- [seqfan] Erroneous comment in A096033
Andrew Weimholt
- [seqfan] Re: sequence warnings?
Andrew Weimholt
- [seqfan] A new way to create OEIS sequence A051437?
THOMAS YOUNG
- [seqfan] 27538/27539 requires 8 distinct unit fractions
hv at crypt.org
- [seqfan] Re: zig-zag pseudoprimes
peter.luschny
- [seqfan] Re: phi-antipalindromic numbers
peter.luschny
- [seqfan] A175781: What if n is 6th power (as 64) - n^(1/2)?
zak seidov
- [seqfan] %C A180422 Limit ratio of two consecutive elements...: trivial (?!)
zak seidov
- [seqfan] Re: keyword:base
zak seidov
- [seqfan] Re: A128471
zak seidov
- [seqfan] Re: A128471
zak seidov
- [seqfan] Re: A128471
zak seidov
- [seqfan] Re: phi-antipalindromic numbers
zak seidov
- [seqfan] K-tuples in A180328
zak seidov
- [seqfan] Chain of semiprimes: a(n)=least semiprime p*q such that a(n-1)=p+q.
zak seidov
- [seqfan] Odd squarefree numbers
zak seidov
- [seqfan] Re: Odd squarefree numbers
zak seidov
- [seqfan] A059044: First 220 terms
zak seidov
- [seqfan] A058362: More terms.
zak seidov
- [seqfan] Sigma(T(n))=T(m)
zak seidov
- [seqfan] Re: sequence warnings?
zak seidov
- [seqfan] A128471
vincenzo.librandi at tin.it
- [seqfan] Re: A128471
vincenzo.librandi at tin.it
- [seqfan] Re: A175781: What if n is 6th power (as 64) - n^(1/2)?
Robert G. Wilson v
- [seqfan] Re: A misprint in formula for A001791
Robert G. Wilson v
- [seqfan] Re: g.f. for a(n)= a(n-1)*2^n+n, a(0)=1 ?
Robert G. Wilson v
- [seqfan] Re: A158911
Robert G. Wilson v
Last message date:
Thu Sep 30 22:51:52 CEST 2010
Archived on: Sun Jan 15 12:28:41 CET 2023
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