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.

A022724 Expansion of Product_{m>=1} (1+m*q^m)^-32.

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%I A022724 #9 Jul 25 2018 03:44:03
%S A022724 1,-32,464,-4032,23624,-102208,369152,-1288640,4532900,-14879712,
%T A022724 44466784,-129948864,386117312,-1105967680,2987155392,-7997827968,
%U A022724 21623750538,-56758985984,143841619760,-363972575296,920811469312
%N A022724 Expansion of Product_{m>=1} (1+m*q^m)^-32.
%H A022724 G. C. Greubel, <a href="/A022724/b022724.txt">Table of n, a(n) for n = 0..1000</a>
%t A022724 With[{nmax = 50}, CoefficientList[Series[Product[(1 + k*q^k)^-32, {k, 1, nmax}], {q, 0, nmax}], q]] (* _G. C. Greubel_, Jul 25 2018 *)
%o A022724 (PARI) m=50; q='q+O('q^m); Vec(prod(n=1,m,(1+n*q^n)^-32)) \\ _G. C. Greubel_, Jul 25 2018
%K A022724 sign
%O A022724 0,2
%A A022724 _N. J. A. Sloane_