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 A033740 #8 Oct 10 2018 08:21:21
%S A033740 1,2,2,4,4,4,8,10,10,10,16,12,16,28,18,24,28,32,26,36,48,28,60,52,56,
%T A033740 58,64,88,68,100,72,96,86,104,144,92,132,116,152,120,168,184,136,220,
%U A033740 168,228,172,240,280,234,282,208
%N A033740 Expansion of Product_{d | 28} theta_3(q^d).
%D A033740 J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p 102 eq 9.
%H A033740 Seiichi Manyama, <a href="/A033740/b033740.txt">Table of n, a(n) for n = 0..10000</a>
%K A033740 nonn
%O A033740 0,2
%A A033740 _N. J. A. Sloane_