Expansion of Product_{k>=1} 1/(1 - k^3*x^k).

Terms

a(0) =1a(1) =1a(2) =9a(3) =36a(4) =164a(5) =505a(6) =2474a(7) =7273a(8) =31008a(9) =103644a(10) =379890a(11) =1226802a(12) =4747529a(13) =14553648a(14) =52167558a(15) =171639695a(16) =583371802a(17) =1851395692a(18) =6427705062a(19) =19983302144a(20) =67235043192a(21) =214615427776a(22) =697704303005