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

Terms

a(0) =1a(1) =1a(2) =0a(3) =3a(4) =3a(5) =5a(6) =8a(7) =10a(8) =22a(9) =25a(10) =41a(11) =57a(12) =88a(13) =126a(14) =168a(15) =261a(16) =351a(17) =512a(18) =685a(19) =984a(20) =1357a(21) =1865a(22) =2566a(23) =3485a(24) =4838a(25) =6459a(26) =8832a(27) =11831a(28) =16056a(29) =21404