Expansion of (theta_3(z)*theta_3(23z) + theta_2(z)*theta_2(23z))^2.

Terms

a(0) =1a(1) =4a(2) =4a(3) =0a(4) =4a(5) =8a(6) =8a(7) =16a(8) =12a(9) =20a(10) =24a(11) =0a(12) =40a(13) =24a(14) =32a(15) =16a(16) =36a(17) =24a(18) =44a(19) =16a(20) =40a(21) =16a(22) =32a(23) =4a(24) =80a(25) =28a(26) =48a(27) =48a(28) =48a(29) =24