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

Terms

a(0) =1a(1) =0a(2) =1a(3) =1a(4) =4a(5) =3a(6) =14a(7) =12a(8) =43a(9) =50a(10) =140a(11) =177a(12) =474a(13) =643a(14) =1560a(15) =2325a(16) =5246a(17) =8194a(18) =17763a(19) =28838a(20) =60190a(21) =101063a(22) =204935a(23) =352227a(24) =700037a(25) =1224816a(26) =2394971a(27) =4250616a(28) =8209174a(29) =14724570