Expansion of q * psi(q^8) / phi(q) in powers of q where phi(), psi() are Ramanujan theta functions.

Terms

a(0) =1a(1) =-2a(2) =4a(3) =-8a(4) =14a(5) =-24a(6) =40a(7) =-64a(8) =101a(9) =-156a(10) =236a(11) =-352a(12) =518a(13) =-752a(14) =1080a(15) =-1536a(16) =2162a(17) =-3018a(18) =4180a(19) =-5744a(20) =7840a(21) =-10632a(22) =14328a(23) =-19200a(24) =25591a(25) =-33932a(26) =44776a(27) =-58816a(28) =76918a(29) =-100176