**Number of groups of order n.**

*1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4, 1, 51, 1*

Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword

*110 seqfan posts*

*Mon May 7 22:21:54 CEST 2012* [seqfan] dead link in A000001

*Sat Mar 31 01:27:33 CEST 2012* [seqfan] Re: Missing sequence numbers

*Sun Mar 25 20:43:42 CEST 2012* [seqfan] Re: Sequences that need b-files

*Sun Mar 25 18:52:36 CEST 2012* [seqfan] Re: Sequences that need b-files

*Sun Mar 25 17:23:41 CEST 2012* [seqfan] Re: Sequences that need b-files

*Sun Mar 25 17:00:44 CEST 2012* [seqfan] Re: Sequences that need b-files

*Sat Mar 24 22:18:44 CET 2012* [seqfan] Re: Sequences that need b-files

*Sat Mar 24 20:15:54 CET 2012* [seqfan] Re: Sequences that need b-files

*Sat Mar 24 18:40:39 CET 2012* [seqfan] Sequences that need b-files

*Fri Oct 14 18:13:42 CEST 2011* [seqfan] Re: Counting functions for groups

*Fri Oct 14 09:15:03 CEST 2011* [seqfan] Re: Counting functions for groups

*Fri Oct 14 07:37:54 CEST 2011* [seqfan] Re: Counting functions for groups

*Thu Sep 29 22:38:02 CEST 2011* [seqfan] Re: Duplicated response from 'sequences at oeis.org'

*Thu Sep 29 17:38:27 CEST 2011* [seqfan] Re: Duplicated response from 'sequences at oeis.org'

*Thu Sep 29 17:38:27 CEST 2011* [seqfan] Re: Duplicated response from 'sequences at oeis.org'

*Thu Sep 29 10:34:49 CEST 2011* [seqfan] Duplicated response from 'sequences at oeis.org'

*Fri Oct 29 17:08:05 CEST 2010* [seqfan] Re: semiprime (A001358) analogue of A181503 Slowest-growing sequence of primes where 1/(p+1) sums to 1...

*Fri Oct 29 16:09:28 CEST 2010* [seqfan] Re: semiprime (A001358) analogue of A181503 Slowest-growing sequence of primes where 1/(p+1) sums to 1...

*Fri Oct 29 16:04:42 CEST 2010* [seqfan] Re: semiprime (A001358) analogue of A181503 Slowest-growing sequence of primes where 1/(p+1) sums to 1...

*Fri Oct 29 15:43:42 CEST 2010* [seqfan] Re: semiprime (A001358) analogue of A181503 Slowest-growing sequence of primes where 1/(p+1) sums to 1...

*Fri Oct 29 13:31:21 CEST 2010* [seqfan] Re: semiprime (A001358) analogue of A181503 Slowest-growing sequence of primes where 1/(p+1) sums to 1...

*Fri Oct 29 05:35:16 CEST 2010* [seqfan] Implementing first 500 sequences in Java

*Sat Oct 23 14:25:26 CEST 2010* [seqfan] Re: n = x*y*z , x + y - z = 1

*Sat Oct 16 16:03:42 CEST 2010* [seqfan] Re: Penney's game sequences

*Wed Oct 6 12:21:03 CEST 2010* [seqfan] Re: Two sequences, one new, in Computing Eigenfunctions on the Koch Snowflake

*Thu Sep 23 11:21:56 CEST 2010* [seqfan] Re: Seqfan Digest, Vol 24, Issue 12

*Wed Sep 22 16:31:17 CEST 2010* [seqfan] Re: Counting 4-connected simple cubic graphs

*Wed Sep 22 13:26:24 CEST 2010* [seqfan] Counting 4-connected simple cubic graphs

*Wed Sep 8 23:05:08 CEST 2010* [seqfan] Re: Slight error in [Koshy, 2001], corrected in OEIS but not mentioned

*Wed Sep 8 14:51:47 CEST 2010* [seqfan] Re: Slight error in [Koshy, 2001], corrected in OEIS but not mentioned

*Sun Aug 15 14:55:38 CEST 2010* [seqfan] Re: two jug problem

*Tue Jul 27 12:19:12 CEST 2010* [seqfan] Re: Numbers n such that the decimal representation of n is contained as substring in that of the n-th pentagonal number.

*Tue Jul 27 10:29:30 CEST 2010* [seqfan] Re: Numbers n such that the decimal representation of n is contained as substring in that of the n-th pentagonal number.

*Tue Jul 27 04:39:23 CEST 2010* [seqfan] Re: Numbers n such that the decimal representation of n is contained as substring in that of the n-th pentagonal number.

*Tue Jul 27 03:22:34 CEST 2010* [seqfan] Re: Numbers n such that the decimal representation of n is contained as substring in that of the n-th pentagonal number.

*Tue Jul 27 03:12:01 CEST 2010* [seqfan] Re: Numbers n such that the decimal representation of n is contained as substring in that of the n-th pentagonal number.

*Tue Jul 27 02:45:24 CEST 2010* [seqfan] Numbers n such that the decimal representation of n is contained as substring in that of the n-th pentagonal number.

*Sat Jul 17 23:53:08 CEST 2010* [seqfan] Excess permutation left moves over right moves

*Mon Jul 5 18:04:48 CEST 2010* [seqfan] Re: Energy-limited permutations?

*Mon Jul 5 16:34:04 CEST 2010* [seqfan] Energy-limited permutations?

*Mon Jun 21 20:16:47 CEST 2010* [seqfan] Re: Non-collinear permutations

*Mon Jun 21 20:20:59 CEST 2010* [seqfan] Re: Non-collinear permutations

*Mon Jun 21 19:48:11 CEST 2010* [seqfan] Re: Non-collinear permutations

*Mon Jun 21 19:38:37 CEST 2010* [seqfan] Non-collinear permutations

*Fri Jun 11 01:05:06 CEST 2010* [seqfan] Re: Noninterfering picket fence seeds

*Fri Jun 11 00:52:52 CEST 2010* [seqfan] Re: Noninterfering picket fence seeds

*Thu Jun 10 23:34:08 CEST 2010* [seqfan] Re: Noninterfering picket fence seeds

*Thu Jun 10 20:58:22 CEST 2010* [seqfan] Re: Noninterfering picket fence seeds

*Thu Jun 10 19:50:30 CEST 2010* [seqfan] Re: Noninterfering picket fence seeds

*Thu Jun 10 18:11:27 CEST 2010* [seqfan] Re: Noninterfering picket fence seeds

*Thu Jun 10 01:26:54 CEST 2010* [seqfan] Re: Splitting algorithm(s)

*Wed Jun 2 14:03:51 CEST 2010* [seqfan] Re: Noninterfering picket fence seeds

*Wed Jun 2 12:01:10 CEST 2010* [seqfan] Re: Noninterfering picket fence seeds

*Tue Jun 1 16:15:17 CEST 2010* [seqfan] Re: Noninterfering picket fence seeds

*Fri May 28 08:23:20 CEST 2010* [seqfan] Re: min(d(p^n-1)) for sufficiently large p

*Thu May 27 22:47:05 CEST 2010* [seqfan] Re: min(d(p^n-1)) for sufficiently large p

*Thu May 27 20:38:43 CEST 2010* [seqfan] Re: min(d(p^n-1)) for sufficiently large p

*Thu May 27 20:07:06 CEST 2010* [seqfan] Re: min(d(p^n-1)) for sufficiently large p

*Thu May 27 13:51:53 CEST 2010* [seqfan] min(d(p^n-1)) for sufficiently large p

*Tue May 25 23:18:20 CEST 2010* [seqfan] RE : Re: a(n) is tau[a(n)+a(n+1)]

*Tue May 25 18:17:15 CEST 2010* [seqfan] Re: a(n) is tau[a(n)+a(n+1)]

*Sun May 23 17:53:23 CEST 2010* [seqfan] Re: 3D version of A000938: 3-in-line inside the nXnXn cube

*Mon Mar 22 15:15:28 CET 2010* [seqfan] Re: Sum +-j +-(j+1) +-(j+2) ... +-i equals zero.

*Sun Mar 14 03:34:58 CET 2010* [seqfan] Re: Help needed

*Sun Mar 14 00:43:13 CET 2010* [seqfan] Re: Help needed

*Sat Mar 13 21:27:01 CET 2010* [seqfan] Re: Help needed

*Sat Mar 13 21:27:01 CET 2010* [seqfan] Re: Help needed

*Sat Mar 13 16:21:52 CET 2010* [seqfan] Re: Help needed

*Sat Mar 13 16:21:52 CET 2010* [seqfan] Re: Help needed

*Sat Mar 13 13:44:42 CET 2010* [seqfan] Re: Help needed

*Sat Mar 6 19:33:55 CET 2010* [seqfan] Sums of two sequences

*Thu Feb 25 21:50:31 CET 2010* [seqfan] Re: Permutations avoiding a pair sum

*Thu Feb 25 20:27:50 CET 2010* [seqfan] Re: Permutations avoiding a pair sum

*Thu Feb 25 20:24:27 CET 2010* [seqfan] Re: Permutations avoiding a pair sum

*Thu Feb 25 16:46:47 CET 2010* [seqfan] Re: Permutations avoiding a pair sum

*Thu Feb 25 15:06:50 CET 2010* [seqfan] Permutations avoiding a pair sum

*Wed Dec 23 21:27:56 CET 2009* [seqfan] Re: A170817, A170818 xref suggested

*Sun Nov 22 23:28:56 CET 2009* [seqfan] Re: RE : Re: Correct seq defined by: a(a(n)) is a square

*Mon Oct 26 02:56:06 CET 2009* [seqfan] Re: Guided browsing of the OEIS based upon personal preferences?

*Sun Oct 25 19:53:08 CET 2009* [seqfan] Re: Guided browsing of the OEIS based upon personal preferences?

*Sat Feb 28 00:15:38 CET 2009* [seqfan] Re: An equivalence for integer sequences (with more questions than answers)

*Sat Feb 14 02:39:45 CET 2009* [seqfan] Re: Constants derived from Artin's constants

*Fri Feb 13 18:38:17 CET 2009* [seqfan] Constants derived from Artin's constants

*Mon Feb 9 17:25:52 CET 2009* [seqfan] Re: Rank of a prime (Collatz/Syracuse)

*Mon Feb 9 17:10:16 CET 2009* [seqfan] Re: Rank of a prime (Collatz/Syracuse)

*Sun Feb 8 21:50:46 CET 2009* [seqfan] Re: any value storing constants of power ratios?

*Mon Feb 2 06:05:14 CET 2009* [seqfan] UnitarySigma(x) = UnitarySigma(y) = UnitarySigma(z) = 3*(x*y*z)^(1/2)/(- x^(1/2) + 8*y^(1/2) ? 5*z^(1/2))

*Sun Feb 1 06:21:19 CET 2009* [seqfan] Re: Rank of a prime (Collatz/Syracuse)

*Mon Jan 26 13:39:53 CET 2009* [seqfan] Re: from Steven Finch about A087687

*Fri Jan 23 16:13:20 CET 2009* [seqfan] Re: Squares of the form x^2+40y^2 .

*Fri Jan 23 00:09:34 CET 2009* [seqfan] Re: Squares of the form x^2+40y^2 .

*Fri Jan 23 00:09:34 CET 2009* [seqfan] Re: Squares of the form x^2+40y^2 .

*Thu Jan 22 23:27:50 CET 2009* [seqfan] Re: Squares of the form x^2+40y^2 .

*Thu Jan 22 22:59:28 CET 2009* [seqfan] Re: Squares of the form x^2+40y^2 .

*Thu Jan 22 22:31:07 CET 2009* [seqfan] Squares of the form x^2+40y^2 .

*Wed Jan 14 07:38:27 CET 2009* [seqfan] UnitaryPhi(m)=UnitaryPhi(n)=(3*m^(1/2)-2*n^(1/2))^2

*Fri Jan 9 20:41:13 CET 2009* [seqfan] Re: %S A1 33,52,1716,...

*Thu Jan 8 04:00:25 CET 2009* [seqfan] %S A1 33,52,1716,...

*Sat Dec 20 06:02:46 CET 2008* [seqfan] UPhi(x)=UPhi(y)=1/8*(5*Sqroot(x)-3*Sqroot(y))^2

*Tue Dec 16 22:54:18 CET 2008* [seqfan] Identities for the Riemann zeta function gives same first

*Fri Dec 12 03:17:26 CET 2008* [seqfan] 1/(UnitarySigma(m))^(1/2)=1/(UnitarySigma(n))^(1/2)=k^(1/2)*(1/m^(1/2)-1/n^(1/2))

*Mon Nov 24 23:10:45 CET 2008* [seqfan] Re: Sigma(x)=Sigma(y)=Sigma(z)=Sigma(u)=Sigma(v)=x+y+z+u+v

*Sun Nov 23 17:58:35 CET 2008* [seqfan] Re: Sigma(x)=Sigma(y)=Sigma(z)=Sigma(u)=Sigma(v)=x+y+z+u+v

*Sun Nov 23 05:27:14 CET 2008* [seqfan] Sigma(x)=Sigma(y)=Sigma(z)=Sigma(u)=Sigma(v)=x+y+z+u+v

*Sat Nov 22 15:50:04 CET 2008* [seqfan] Intermediate result for ordering problem: 2-D \phi()

*Thu Nov 13 07:42:16 CET 2008* [seqfan] RE : 1/sqrt[uphi[x]]= 1/sqrt[uphi[x]]= sqrt[k]*(1/sqrt[x] - 1/sqrt[y])

*Thu Nov 13 06:17:01 CET 2008* [seqfan] 1/sqrt[uphi[x]]= 1/sqrt[uphi[x]]= sqrt[k]*(1/sqrt[x] - 1/sqrt[y])

*Fri Nov 7 02:04:57 CET 2008* [seqfan] RE : Uphi(m)=UPhi(n)=3/4*(m*n)^(1/2)

*Tue Nov 4 21:42:27 CET 2008* [seqfan] Re: Uphi(m)=UPhi(n)=3/4*(m*n)^(1/2)

*Tue Nov 4 07:20:21 CET 2008* [seqfan] Uphi(m)=UPhi(n)=3/4*(m*n)^(1/2)

Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword

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