A024882 a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = A023531, t = (Lucas numbers).

0, 0, 4, 7, 11, 18, 29, 47, 94, 152, 246, 398, 644, 1042, 1686, 2728, 4537, 7341, 11878, 19219, 31097, 50316, 81413, 131729, 213142, 344871, 559377, 905091, 1464468, 2369559, 3834027, 6203586

Offset

2,3

Links

Table of n, a(n) for n=2..33.

Crossrefs

Sequence in context: A023666 A023502 A274286 * A296551 A087203 A310768

Adjacent sequences: A024879 A024880 A024881 * A024883 A024884 A024885

Keyword

nonn

Author

Clark Kimberling

Status

approved