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 A033732 #8 Oct 09 2018 10:55:02
%S A033732 1,2,2,4,4,6,12,12,14,14,18,24,28,32,20,36,44,48,62,40,60,80,96,92,72,
%T A033732 98,104,152,140,84,132,160,198,208,144,172,236,304,288,208,262,284,
%U A033732 400,404,224,330,356,460,508,318
%N A033732 Expansion of Product_{d | 20} theta_3(q^d).
%D A033732 J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p 102 eq 9.
%H A033732 Seiichi Manyama, <a href="/A033732/b033732.txt">Table of n, a(n) for n = 0..10000</a>
%K A033732 nonn
%O A033732 0,2
%A A033732 _N. J. A. Sloane_