Dirichlet convolution of b_n=2^(n-1) with Fibonacci numbers.

Terms

a(0) =1a(1) =3a(2) =6a(3) =13a(4) =21a(5) =48a(6) =77a(7) =163a(8) =298a(9) =593a(10) =1113a(11) =2268a(12) =4329a(13) =8659a(14) =17046a(15) =33949a(16) =67133a(17) =134076a(18) =266325a(19) =531763a(20) =1059702a(21) =2116065a(22) =4222961a(23) =8437812a(24) =16852321a(25) =33680387a(26) =67305930a(27) =134544781a(28) =268949685a(29) =537722088