Expansion of Jacobi theta constant (theta_2/2)^12.

Terms

a(0) =1a(1) =12a(2) =66a(3) =232a(4) =627a(5) =1452a(6) =2982a(7) =5544a(8) =9669a(9) =16016a(10) =25158a(11) =38160a(12) =56266a(13) =80124a(14) =111816a(15) =153528a(16) =205260a(17) =270876a(18) =353870a(19) =452496a(20) =574299a(21) =724044a(22) =895884a(23) =1103520a(24) =1353330a(25) =1633500a(26) =1966482a(27) =2360072a(28) =2792703a(29) =3299340