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 A320130 #11 Oct 07 2018 03:33:22 %S A320130 1,4,6,8,12,8,8,16,8,20,36,24,48,40,16,48,24,40,78,40,72,64,24,48,32, %T A320130 60,84,80,96,40,48,64,24,96,108,96,156,72,40,112,48,104,192,88,144, %U A320130 168,48,96,96,100,186,144,168,136,80,144,64,160,180,120,288,104,64,208 %N A320130 Number of integer solutions to a^2 + b^2 + 2*c^2 + 8*d^2 = n. %C A320130 a(n) > 0 for n >= 0. %H A320130 Seiichi Manyama, <a href="/A320130/b320130.txt">Table of n, a(n) for n = 0..10000</a> %F A320130 G.f.: theta_3(q)^2 * theta_3(q^2) * theta_3(q^8). %Y A320130 Cf. A097057, A320124, A320125, A320126, A320127, A320128, A320131, A320132, A320133, A320134, A320135, A320136. %K A320130 nonn %O A320130 0,2 %A A320130 _Seiichi Manyama_, Oct 06 2018