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

A133637

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

External references