Modular form of level 4 and weight 1/2.

Terms

a(0) =1a(1) =0a(2) =0a(3) =0a(4) =6a(5) =504a(6) =0a(7) =0a(8) =143388a(9) =565760a(10) =0a(11) =0a(12) =18473000a(13) =51180024a(14) =0a(15) =0a(16) =818626500a(17) =1912896000a(18) =0a(19) =0a(20) =20556578700a(21) =43222528000a(22) =0a(23) =0a(24) =357139677440a(25) =697599931392a(26) =0a(27) =0a(30) =0a(31) =0