Expansion of psi(x) * psi(x^9) * f(-x^3) / psi(x^3)^2 in powers of x where psi(), and f() are Ramanujan theta functions.

A267852

Expansion of psi(x) * psi(x^9) * f(-x^3) / psi(x^3)^2 in powers of x where psi(), and f() are Ramanujan theta functions.

Terms

    a(0) =1a(1) =1a(2) =0a(3) =-2a(4) =-3a(5) =0a(6) =2a(7) =4a(8) =0a(9) =-5a(10) =-5a(11) =0a(12) =9a(13) =8a(14) =0a(15) =-12a(16) =-14a(17) =0a(18) =16a(19) =20a(20) =0a(21) =-23a(22) =-25a(23) =0a(24) =36a(25) =37a(26) =0a(27) =-47a(28) =-54a(29) =0

External references