Expansion of psi(x^4) / phi(-x) in powers of x where phi(), psi() are Ramanujan theta functions.

Terms

a(0) =1a(1) =2a(2) =4a(3) =8a(4) =15a(5) =26a(6) =44a(7) =72a(8) =114a(9) =178a(10) =272a(11) =408a(12) =605a(13) =884a(14) =1276a(15) =1824a(16) =2580a(17) =3616a(18) =5028a(19) =6936a(20) =9498a(21) =12922a(22) =17468a(23) =23472a(24) =31369a(25) =41700a(26) =55156a(27) =72616a(28) =95172a(29) =124202