A024374 a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n+1-k), where k = [ (n+1)/2 ], s = A023532, t = A001950 (upper Wythoff sequence).

2, 5, 7, 10, 20, 25, 41, 48, 56, 64, 86, 98, 126, 138, 173, 188, 204, 220, 261, 280, 325, 347, 399, 422, 480, 505, 531, 558, 623, 651, 721, 753, 829, 863, 943, 980, 1066, 1105, 1144, 1184, 1278, 1319, 1419, 1463, 1567, 1615, 1723, 1774, 1889, 1941, 2061, 2115, 2170

Offset

1,1

Links

Table of n, a(n) for n=1..53.

Crossrefs

Sequence in context: A362388 A076802 A226650 * A297103 A065219 A013660

Adjacent sequences: A024371 A024372 A024373 * A024375 A024376 A024377

Keyword

nonn

Author

Clark Kimberling

Status

approved