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%I
%S 1,0,4,6,2,6,2,6,10,2,4,10,12,6,6,6,6,10,10,10,16,6,2,12,12,4,8,22,12,
%T 12,8,8,22,10,4,22,10,0,16,10,12,18,10,14,20,16,8,26,20,6,16,14,16,10,
%U 14,10,16,10,12,28,12,8,28,28,10,16,10,16,36,8,8,18,30,18,0,26,20,22,12,6,36
%N Theta series of quadratic form with Gram matrix [ 4, 1, 0; 1, 4, 2; 0, 2, 6 ].
%C This is the triclinic P lattice (the even holotype) of dimension 3.
%H John Cannon, <a href="/A029677/b029677.txt">Table of n, a(n) for n = 0..5000</a>
%H G. Nebe and N. J. A. Sloane, <a href="http://www.math.rwth-aachen.de/~Gabriele.Nebe/LATTICES/triclinicPe.html">Home page for this lattice</a>
%e 1 + 4*q^4 + 6*q^6 + 2*q^8 + 6*q^10 + 2*q^12 + 6*q^14 + 10*q^16 + 2*q^18 + 4*q^20 + ...
%K nonn
%O 0,3
%A _N. J. A. Sloane_.
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