G.f. = g(f(x)), where f(x) = g.f. of Fibonacci sequence A000045 and g(x) = g.f. of Jacobsthal sequence A001045.

A322573

G.f. = g(f(x)), where f(x) = g.f. of Fibonacci sequence A000045 and g(x) = g.f. of Jacobsthal sequence A001045.

Terms

    a(0) =0a(1) =1a(2) =2a(3) =7a(4) =22a(5) =73a(6) =240a(7) =793a(8) =2618a(9) =8647a(10) =28558a(11) =94321a(12) =311520a(13) =1028881a(14) =3398162a(15) =11223367a(16) =37068262a(17) =122428153a(18) =404352720a(19) =1335486313a(20) =4410811658a(21) =14567921287a(22) =48114575518a(23) =158911647841a(24) =524849519040

External references