a(n) = s(1)*t(n) + s(2)*t(n-1) + ... + s(k)*t(n-k+1), where k = floor(n/2), s = (F(2), F(3), F(4), ...), t = A023533.
A025109
a(n) = s(1)*t(n) + s(2)*t(n-1) + ... + s(k)*t(n-k+1), where k = floor(n/2), s = (F(2), F(3), F(4), ...), t = A023533.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =2a(4) =3a(5) =0a(6) =0a(7) =0a(8) =1a(9) =2a(10) =3a(11) =5a(12) =8a(13) =13a(14) =21a(15) =34a(16) =55a(17) =0a(18) =1a(19) =2a(20) =3a(21) =5a(22) =8a(23) =13a(24) =21a(25) =34a(26) =55a(27) =89a(28) =144a(29) =233
External references
- oeis: A025109