A024686 s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = A000201 (lower Wythoff sequence), t = A001950 (upper Wythoff sequence).

2, 5, 22, 31, 71, 94, 175, 212, 349, 403, 597, 679, 957, 1065, 1420, 1568, 2032, 2212, 2802, 3016, 3718, 3987, 4839, 5152, 6169, 6529, 7693, 8122, 9480, 9962, 11486, 12051, 13792, 14420, 16398, 17088, 19268, 20054, 22495, 23355, 26015, 26984, 29932, 30978

Offset

1,1

Links

Table of n, a(n) for n=1..44.

Crossrefs

Sequence in context: A249829 A042557 A137097 * A024475 A024600 A131510

Adjacent sequences: A024683 A024684 A024685 * A024687 A024688 A024689

Keyword

nonn

Author

Clark Kimberling

Status

approved