A024371 Sum_{ k=1 ... floor(n/2) } A023532(k)*Fib(n-k).

0, 1, 2, 3, 5, 11, 18, 34, 55, 89, 144, 246, 398, 665, 1076, 1775, 2872, 4647, 7519, 12255, 19829, 32228, 52146, 84607, 136897, 221881, 359011, 580892, 939903, 1521782, 2462295, 3985674, 6448956, 10437214, 16887767, 27329162, 44219513

Offset

1,3

Links

Table of n, a(n) for n=1..37.

Formula

Also equals Sum_{ k = 1 ... floor((n+1)/2) } A023532(k)*Fib(n-k+1)

Example

a(5) = 1*Fib(5) + 1*Fib(3) = 8 + 3 = 11.

Crossrefs

Sequence in context: A227126 A057652 A025067 * A344963 A231479 A084758

Adjacent sequences: A024368 A024369 A024370 * A024372 A024373 A024374

Keyword

nonn

Author

Clark Kimberling

Extensions

Edited by Joshua Zucker, May 14 2007

Status

approved