cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A022625 Expansion of Product_{m>=1} (1+q^m)^(-30).

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%I A022625 #12 Feb 15 2018 08:12:45
%S A022625 1,-30,435,-4090,28305,-155586,716910,-2884080,10440930,-34752790,
%T A022625 107952705,-316326840,881621260,-2352438330,6041102175,-14993771926,
%U A022625 36092874960,-84513784620,192981056950,-430636738770,940848408276
%N A022625 Expansion of Product_{m>=1} (1+q^m)^(-30).
%H A022625 G. C. Greubel, <a href="/A022625/b022625.txt">Table of n, a(n) for n = 0..1000</a>
%F A022625 a(n) ~ (-1)^n * 5^(1/4) * exp(Pi*sqrt(5*n)) / (2^(3/2) * n^(3/4)). - _Vaclav Kotesovec_, Aug 27 2015
%t A022625 nmax = 50; CoefficientList[Series[Product[1/(1 + x^k)^30, {k, 1, nmax}], {x, 0, nmax}], x] (* _Vaclav Kotesovec_, Aug 27 2015 *)
%K A022625 sign
%O A022625 0,2
%A A022625 _N. J. A. Sloane_