Expansion of 1/( 1 - Sum_{k>=0} x^(5^k) / (1 - x^(5^k)) ).

Terms

a(0) =1a(1) =1a(2) =2a(3) =4a(4) =8a(5) =17a(6) =34a(7) =69a(8) =140a(9) =284a(10) =578a(11) =1173a(12) =2382a(13) =4837a(14) =9822a(15) =19948a(16) =40508a(17) =82261a(18) =167050a(19) =339233a(20) =688896a(21) =1398964a(22) =2840926a(23) =5769169a(24) =11715654a(25) =23791402a(26) =48314044a(27) =98113049a(28) =199241660a(29) =404607125