Expansion of psi(-q) / f(q^3) where psi(), f() are Ramanujan theta functions.

Terms

a(0) =1a(1) =-1a(2) =0a(3) =-2a(4) =1a(5) =0a(6) =4a(7) =-2a(8) =0a(9) =-6a(10) =4a(11) =0a(12) =10a(13) =-6a(14) =0a(15) =-16a(16) =9a(17) =0a(18) =24a(19) =-14a(20) =0a(21) =-36a(22) =20a(23) =0a(24) =52a(25) =-29a(26) =0a(27) =-74a(28) =42a(29) =0