Expansion of (1/(1-x))*sum(k>=2,x^k/(1-2x^k)).

Terms

a(0) =1a(1) =2a(2) =5a(3) =6a(4) =13a(5) =14a(6) =25a(7) =30a(8) =49a(9) =50a(10) =97a(11) =98a(12) =165a(13) =186a(14) =325a(15) =326a(16) =621a(17) =622a(18) =1161a(19) =1230a(20) =2257a(21) =2258a(22) =4481a(23) =4498a(24) =8597a(25) =8858a(26) =17125a(27) =17126a(28) =34077a(29) =34078