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

Terms

a(0) =1a(1) =0a(2) =2a(3) =2a(4) =2a(5) =6a(6) =4a(7) =10a(8) =10a(9) =14a(10) =20a(11) =22a(12) =32a(13) =38a(14) =48a(15) =60a(16) =74a(17) =90a(18) =112a(19) =134a(20) =164a(21) =196a(22) =236a(23) =282a(24) =336a(25) =398a(26) =472a(27) =554a(28) =652a(29) =766