Expansion of psi(q^2) / f(-q)^2 in powers of q where psi(), f() are Ramanujan theta functions.

Terms

a(0) =1a(1) =2a(2) =6a(3) =12a(4) =25a(5) =46a(6) =86a(7) =148a(8) =255a(9) =420a(10) =686a(11) =1088a(12) =1712a(13) =2634a(14) =4020a(15) =6036a(16) =8988a(17) =13214a(18) =19282a(19) =27840a(20) =39923a(21) =56750a(22) =80160a(23) =112384a(24) =156660a(25) =216958a(26) =298894a(27) =409420a(28) =558119a(29) =756950