Expansion of (phi(-q)^3 / phi(-q^3))^2 in powers of q where phi() is a Ramanujan theta function.

Terms

a(0) =1a(1) =-12a(2) =60a(3) =-156a(4) =204a(5) =-72a(6) =-84a(7) =-96a(8) =492a(9) =-588a(10) =360a(11) =-144a(12) =60a(13) =-168a(14) =480a(15) =-936a(16) =1068a(17) =-216a(18) =-516a(19) =-240a(20) =1224a(21) =-1248a(22) =720a(23) =-288a(24) =348a(25) =-372a(26) =840a(27) =-1884a(28) =1632a(29) =-360