September 2007 Archives by author
Starting: Sat Sep 1 01:48:11 CEST 2007
Ending: Fri Sep 28 22:19:35 CEST 2007
Messages: 78
- Extend New Binary Sequence ?
Max Alekseyev
- Extend New Binary Sequence ?
Max Alekseyev
- partition into strokes
Max Alekseyev
- partition into strokes
Max Alekseyev
- Why isn't 0 in A034710?
Max Alekseyev
- Composite Integer Sequences consisting of multiple interleaved primitive sequences
Max Alekseyev
- The return of dupe hunting, pt. 1
Max Alekseyev
- The return of dupe hunting, pt. 1
Max Alekseyev
- Why isn't 0 in A034710?
Max Alekseyev
- digraph with fixed outdegree and no directed 1-, 2-, or 3-cycles
Max Alekseyev
- Hypothesis
Artur
- dating of early entries
Jon Awbrey
- Comment on A71879
Roland Bacher
- Comment on A71879
Christian G. Bower
- Extend New Seqs: "k-Convoluted Trees" Counts
Martin Fuller
- digraph with fixed outdegree and no directed 1-, 2-, or 3-cycles
Dion Gijswijt
- Extend New Binary Sequence ?
Paul D. Hanna
- Extend New Binary Sequence ?
Paul D. Hanna
- Extend New Binary Sequence ?
Paul D. Hanna
- Extend New Seqs: "k-Convoluted Trees" Counts
Paul D. Hanna
- Extend New Seqs: "k-Convoluted Trees" Counts
Paul D. Hanna
- Superduperfactorial Primes: Primes of the form A055462(k)-1 or A055462(k)+1.
Maximilian Hasler
- Numbers whose squares start with 4 identical digits, with 5, with 6...
Maximilian Hasler
- Correction or disambiguation of A100796 Topological equivalence class of numeral representing n.
Maximilian Hasler
- Difference between prime factors of n-th semiprime is n.
Maximilian Hasler
- Numbers whose squares start with 4 identical digits, with 5, with 6...
Hans Havermann
- Numbers whose squares start with 4 identical digits, with 5, with 6...
Hans Havermann
- Numbers whose squares start with 4 identical digits, with 5, with 6...
Hans Havermann
- Extend New Binary Sequence ?
Dean Hickerson
- Smallest number at distance 3n from nearest prime.
Dean Hickerson
- Smallest number at distance 3n from nearest prime.
Dean Hickerson
- Need help with 2421 sequence
Tanya Khovanova
- EIS web page OK ?
Karol PENSON
- Method for finding number of odd-length figurate reps of x
Andrew Plewe
- The return of dupe hunting, pt. 1
Andrew Plewe
- The return of dupe hunting, pt. 1
Andrew Plewe
- Fwd: OEIS backup: Supersubfactorials: partial product of positive subfactorials (A000166).
Jonathan Post
- Superduperfactorial Primes: Primes of the form A055462(k)-1 or A055462(k)+1.
Jonathan Post
- Superduperfactorial Primes: Primes of the form A055462(k)-1 or A055462(k)+1.
Jonathan Post
- Extend New Binary Sequence ?
Jonathan Post
- families of elliptic curves, arXiv:0708.4042, primes of form 4*(a^3) + 27*(b^3)
Jonathan Post
- Superduperfactorial Primes: Primes of the form A055462(k)-1 or A055462(k)+1.
Jonathan Post
- Smallest number at distance 3n from nearest prime.
Jonathan Post
- Inverse function of A006450; primes in it; inverse function of primeth recurrence
Jonathan Post
- Smallest number at distance 3n from nearest prime.
Jonathan Post
- Cumulative concatenation of A000032 Lucas numbers (beginning at 2).
Jonathan Post
- Dupe seqs: A030096 and A107075; Mathematica; longer b-list
Jonathan Post
- Mian-Chowla primes, semiprimes, etcetera
Jonathan Post
- Correct and merge Near Dupes A004249 and A007516?
Jonathan Post
- Correction or disambiguation of A100796 Topological equivalence class of numeral representing n.
Jonathan Post
- Hypothesis
Jonathan Post
- Isolated & Non-Isolated Divisors (or whatever they are called)
Alexander Povolotsky
- a possibly new sequence?
Rob Pratt
- Isolated & Non-Isolated Divisors (or whatever they are called)
Leroy Quet
- {Spam?} A105875 = A105899
Don Reble
- Hypothesis
Rainer Rosenthal
- question about A060900
N. J. A. Sloane
- various news items Sep 15 2007
N. J. A. Sloane
- b-file for A023052, anyone?
N. J. A. Sloane
- Why isn't 0 in A034710?
N. J. A. Sloane
- Why isn't 0 in A034710?
N. J. A. Sloane
- dupe: A129589==A104006
N. J. A. Sloane
- Extend New Binary Sequence ?
David Wilson
- Fw: question about A060900
David Wilson
- Why isn't 0 in A034710?
David Wilson
- Why isn't 0 in A034710?
David Wilson
- General dating of sequences
David Wilson
- Hypothesis
Joshua Zucker
- big file of base-5 pseudoprimes (A122782 or A005936) ?
primeness at borve.demon.co.uk
- A128301
hv at crypt.org
- partition into strokes
koh
- partition intostrokes
koh
- [Fwd: (2^42737+1)/3 is prime] 12,865 digits (OEIS A000978)
tony.reix at laposte.net
- gefundenes Fressen 2
wouter meeussen
- gefundenes Fressen 3, and cured of 'm.
wouter meeussen
- digraph with fixed outdegree and no directed 1-, 2-, or 3-cycles
franktaw at netscape.net
- Difference between prime factors of n-th semiprime is n.
zak seidov
- A128301
zak seidov
Last message date:
Fri Sep 28 22:19:35 CEST 2007
Archived on: Sun Jan 15 12:28:08 CET 2023
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