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Product t2(q^d); d | 4, where t2 = theta2(q)/(2*q^(1/4)).
7

%I #12 May 29 2017 09:11:28

%S 1,1,1,2,1,2,3,3,1,2,3,1,5,3,2,4,4,3,3,3,3,5,3,2,5,5,3,8,2,2,7,4,3,6,

%T 6,4,5,3,3,5,7,3,8,4,3,10,6,6,6,4,3,5,10,2,5,7,4,10,3,4,9,9,5,8,3,4,9,

%U 7,5,9,9,5,9,5,3,10,6,4,9,5,7,9,10,5,6,7,5

%N Product t2(q^d); d | 4, where t2 = theta2(q)/(2*q^(1/4)).

%C Also the number of positive odd solutions to equation a^2 + 2*b^2 + 4*c^2 = 8*n + 7. - _Seiichi Manyama_, May 29 2017

%H Seiichi Manyama, <a href="/A033763/b033763.txt">Table of n, a(n) for n = 0..10000</a>

%K nonn

%O 0,4

%A _N. J. A. Sloane_

%E More terms from _Seiichi Manyama_, May 22 2017