Expansion of (f(-x^5) / f(-x))^2 in powers of x where f() is a Ramanujan theta function.

Terms

a(0) =1a(1) =2a(2) =5a(3) =10a(4) =20a(5) =34a(6) =61a(7) =100a(8) =165a(9) =260a(10) =408a(11) =620a(12) =940a(13) =1390a(14) =2045a(15) =2960a(16) =4257a(17) =6040a(18) =8525a(19) =11900a(20) =16522a(21) =22738a(22) =31130a(23) =42300a(24) =57210a(25) =76872a(26) =102834a(27) =136800a(28) =181230a(29) =238900