A025102 s(1)s(n) + s(2)s(n-1) + ... + s(k)s(n-k+1), where k = [ n/2 ], s = (composite numbers).

24, 32, 84, 94, 180, 208, 330, 374, 534, 591, 810, 876, 1158, 1249, 1586, 1702, 2093, 2219, 2697, 2838, 3403, 3572, 4208, 4412, 5128, 5342, 6164, 6421, 7337, 7635, 8645, 8988, 10097, 10485, 11691, 12096, 13443, 13867, 15352, 15820, 17422, 17948, 19674, 20253

Offset

1,1

Links

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

Crossrefs

Sequence in context: A240068 A269424 A319928 * A188671 A166648 A231468

Adjacent sequences: A025099 A025100 A025101 * A025103 A025104 A025105

Keyword

nonn

Author

Clark Kimberling

Status

approved