Expansion of Product_{k>=1} ((1 + x^(2*k))/(1 - x^(2*k-1)))^k.

Terms

a(0) =1a(1) =1a(2) =2a(3) =4a(4) =6a(5) =11a(6) =19a(7) =30a(8) =47a(9) =76a(10) =118a(11) =181a(12) =277a(13) =417a(14) =624a(15) =929a(16) =1367a(17) =2001a(18) =2913a(19) =4210a(20) =6056a(21) =8665a(22) =12328a(23) =17466a(24) =24640a(25) =34600a(26) =48395a(27) =67442a(28) =93625a(29) =129520