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

Terms

a(0) =1a(1) =2a(2) =5a(3) =4a(4) =9a(5) =10a(6) =15a(7) =8a(8) =31a(9) =18a(10) =43a(11) =20a(12) =77a(13) =30a(14) =165a(15) =16a(16) =273a(17) =62a(18) =531a(19) =36a(20) =1083a(21) =86a(22) =2071a(23) =40a(24) =4141a(25) =154a(26) =8285a(27) =60a(28) =16413a(29) =330