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.
%I A107235 #12 Jan 07 2021 09:52:37 %S A107235 1,1,2,2,4,4,7,8,12,14,19,23,31,37,48,57,73,86,109,128,159,187,229, %T A107235 269,326,382,458,535,638,742,879,1019,1200,1388,1625,1875,2185,2514, %U A107235 2916,3347,3868,4427,5099,5822,6683,7614,8712,9904,11301,12821,14589 %N A107235 Expansion of 1 / Product_{n>=0} (1 - q^(5n+1))*(1 - q^(5n+2))*(1 - q^(5n+4)). %H A107235 Vaclav Kotesovec, <a href="/A107235/b107235.txt">Table of n, a(n) for n = 0..10000</a> %F A107235 a(n) ~ Pi^(2/5) * exp(Pi*sqrt(2*n/5)) / (Gamma(3/5) * 2^(7/10) * 5^(4/5) * n^(7/10)). - _Vaclav Kotesovec_, Jan 07 2021 %t A107235 nmax = 50; CoefficientList[Series[1/Product[(1 - x^(5*k+1))*(1 - x^(5*k+2))*(1 - x^(5*k+4)), {k, 0, nmax/5}], {x, 0, nmax}], x] (* _Vaclav Kotesovec_, Jan 07 2021 *) %Y A107235 Cf. A035959, A107234, A107236, A107237. %K A107235 nonn %O A107235 0,3 %A A107235 _Ralf Stephan_, May 13 2005