%I #11 Oct 08 2018 02:52:31
%S 1,2,2,4,4,4,8,8,6,6,8,4,10,16,4,16,20,16,26,28,20,20,40,16,24,38,8,
%T 32,40,20,20,40,22,32,64,24,28,48,40,40,56,16,16,52,20,52,32,32,50,62,
%U 62,32,80,36,80,80,28,68,40,52,80,80,20,56,84,48,100,100,32,64
%N Number of integer solutions to a^2 + 2*b^2 + 4*c^2 + 12*d^2 = n.
%C a(n) > 0 for n >= 0.
%H Seiichi Manyama, <a href="/A320200/b320200.txt">Table of n, a(n) for n = 0..10000</a>
%F G.f.: theta_3(q) * theta_3(q^2) * theta_3(q^4) * theta_3(q^12).
%Y Cf. A320193, A320194, A320195, A320196, A033720, A320197, A320198, A320199, A320201, A320202.
%K nonn
%O 0,2
%A _Seiichi Manyama_, Oct 07 2018