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 A320127 #11 Oct 06 2018 12:13:21 %S A320127 1,4,6,8,12,8,10,24,18,28,48,24,40,56,12,40,60,32,78,72,24,48,48,48, %T A320127 70,84,84,80,120,56,32,120,66,120,192,48,84,152,36,112,144,80,180,168, %U A320127 120,104,96,96,136,172,126,160,168,104,82,192,84,144,336,120,200,248,60,168 %N A320127 Number of integer solutions to a^2 + b^2 + 2*c^2 + 6*d^2 = n. %C A320127 a(n) > 0 for n >= 0. %H A320127 Seiichi Manyama, <a href="/A320127/b320127.txt">Table of n, a(n) for n = 0..10000</a> %F A320127 G.f.: theta_3(q)^2 * theta_3(q^2) * theta_3(q^6). %Y A320127 Cf. A097057, A320124, A320125, A320126, A320128. %K A320127 nonn %O A320127 0,2 %A A320127 _Seiichi Manyama_, Oct 06 2018