Expansion of Product_{k>0} (1 + (2*k-1)*x^(2*k-1))/(1 - 2*k*x^(2*k)).

Terms

a(0) =1a(1) =1a(2) =2a(3) =5a(4) =11a(5) =19a(6) =33a(7) =63a(8) =124a(9) =212a(10) =350a(11) =620a(12) =1107a(13) =1819a(14) =2977a(15) =5076a(16) =8549a(17) =13797a(18) =22199a(19) =36304a(20) =59271a(21) =94406a(22) =148948a(23) =238199a(24) =380653a(25) =595930a(26) =928696a(27) =1460474a(28) =2288948a(29) =3541879