A025073 a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = A023532, t = A000201 (lower Wythoff sequence).

3, 4, 6, 8, 15, 19, 29, 34, 39, 43, 60, 66, 84, 94, 115, 125, 135, 144, 172, 182, 213, 226, 259, 274, 310, 326, 343, 359, 400, 418, 463, 483, 531, 551, 603, 626, 680, 704, 729, 754, 812, 839, 901, 928, 995, 1023, 1093, 1124, 1196, 1228, 1303, 1337, 1372, 1405, 1486, 1521, 1605

Offset

1,1

Links

Table of n, a(n) for n=1..57.

Crossrefs

Sequence in context: A050475 A340770 A242870 * A325432 A204659 A134580

Adjacent sequences: A025070 A025071 A025072 * A025074 A025075 A025076

Keyword

nonn

Author

Clark Kimberling

Status

approved