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

A025092

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

Terms

    a(0) =2a(1) =3a(2) =14a(3) =23a(4) =57a(5) =92a(6) =205a(7) =332a(8) =680a(9) =1100a(10) =2158a(11) =3492a(12) =6636a(13) =10737a(14) =19958a(15) =32293a(16) =59015a(17) =95488a(18) =172215a(19) =278650a(20) =497232a(21) =804538a(22) =1423164a(23) =2302728a(24) =4043702a(25) =6542847

External references