A028602 Expansion of (theta_3(z)*theta_3(9z)+theta_2(z)*theta_2(9z))^2.
1, 0, 4, 0, 4, 8, 0, 16, 4, 8, 24, 16, 0, 16, 32, 0, 4, 24, 24, 16, 24, 0, 48, 32, 0, 48, 56, 32, 32, 40, 0, 48, 4, 0, 72, 64, 24, 64, 80, 0, 24, 56, 0, 48, 48, 48, 96, 64, 0, 64, 124, 0, 56, 72, 96, 96, 32, 0, 120, 80, 0, 64
Offset: 0