Expansion of q^(-1) * psi(q) / psi(q^3)^3 in powers of q where psi() is a Ramanujan theta function.

Terms

a(0) =1a(1) =1a(2) =0a(3) =-2a(4) =-3a(5) =0a(6) =4a(7) =6a(8) =0a(9) =-10a(10) =-12a(11) =0a(12) =20a(13) =24a(14) =0a(15) =-36a(16) =-45a(17) =0a(18) =64a(19) =78a(20) =0a(21) =-112a(22) =-132a(23) =0a(24) =189a(25) =222a(26) =0a(27) =-308a(28) =-363a(29) =0