a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (1, p(1), p(2), ...), t = (F(2), F(3), F(4), ...).

A025101

a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (1, p(1), p(2), ...), t = (F(2), F(3), F(4), ...).

Terms

    a(0) =2a(1) =3a(2) =11a(3) =18a(4) =44a(5) =71a(6) =155a(7) =251a(8) =497a(9) =804a(10) =1532a(11) =2479a(12) =4453a(13) =7205a(14) =12593a(15) =20376a(16) =34660a(17) =56081a(18) =94053a(19) =152181a(20) =252991a(21) =409348a(22) =674026a(23) =1090597a(24) =1787193a(25) =2891739a(26) =4719399a(27) =7636148

External references