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 A033748 #8 Oct 10 2018 10:01:38
%S A033748 1,2,2,6,8,8,18,20,18,36,44,36,68,84,60,124,148,100,192,240,164,296,
%T A033748 384,232,446,578,344,610,800,480,824,1148,610,1116,1548,848,1460,1988,
%U A033748 1124,1804,2664,1364,2312,3360
%N A033748 Expansion of Product_{d | 36} theta_3(q^d).
%D A033748 J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p 102 eq 9.
%H A033748 Seiichi Manyama, <a href="/A033748/b033748.txt">Table of n, a(n) for n = 0..10000</a>
%K A033748 nonn
%O A033748 0,2
%A A033748 _N. J. A. Sloane_