The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A022606 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A022606

Expansion of Product_{m>=1} (1+q^m)^(-11).
(history; published version)

#15 by Bruno Berselli at Wed Apr 05 09:49:43 EDT 2017

STATUS

proposed

approved

#14 by Seiichi Manyama at Wed Apr 05 08:53:16 EDT 2017

STATUS

editing

proposed

#13 by Seiichi Manyama at Wed Apr 05 08:40:23 EDT 2017

FORMULA

a(0) = 1, a(n) = -(11/n)*Sum_{k=1..n} A000593(k)*a(n-k) for n > 0. - Seiichi Manyama, Apr 05 2017

STATUS

approved

editing

#12 by Joerg Arndt at Mon Jan 02 07:05:20 EST 2017

STATUS

proposed

approved

#11 by Seiichi Manyama at Mon Jan 02 05:54:47 EST 2017

STATUS

editing

proposed

#10 by Seiichi Manyama at Mon Jan 02 05:54:23 EST 2017

NAME

Expansion of Product _{m>=1} (1+q^m)^(-11; m=1..inf).

#9 by Seiichi Manyama at Mon Jan 02 05:50:03 EST 2017

LINKS

Seiichi Manyama, <a href="/A022606/a022606b022606.txt">TITLE FOR LINKTable of n, a(n) for n = 0..1000</a>

#8 by Seiichi Manyama at Mon Jan 02 05:48:58 EST 2017

LINKS

Seiichi Manyama, <a href="/A022606/a022606.txt">TITLE FOR LINK</a>

AUTHOR

N. J. A. Sloane.

STATUS

approved

editing

#7 by Vaclav Kotesovec at Thu Aug 27 07:57:04 EDT 2015

STATUS

editing

approved

#6 by Vaclav Kotesovec at Thu Aug 27 07:57:00 EDT 2015

FORMULA

a(n) ~ (-1)^n * 11^(1/4) * exp(Pi*sqrt(11*n/6)) / (2^(7/4) * 3^(1/4) * n^(3/4)). - Vaclav Kotesovec, Aug 27 2015

MATHEMATICA

nmax = 50; CoefficientList[Series[Product[1/(1 + x^k)^11, {k, 1, nmax}], {x, 0, nmax}], x] (* Vaclav Kotesovec, Aug 27 2015 *)

STATUS

approved

editing