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A151677
a(n) = sum_{k >= 0} binomial(3*wt(n+k),k), where wt() = A000120().
0
2, 3, 4, 6, 11, 3, 6, 10, 11, 19, 6, 6, 11, 8, 14, 15, 11, 19, 15, 26, 36, 3, 6, 10, 11, 19, 8, 12, 21, 19, 33, 21, 11, 19, 15, 26, 36, 19, 33, 32, 49, 76, 8, 6, 11, 8, 14, 15, 11, 19, 15, 26, 36, 8, 14, 17, 23, 40, 16, 26, 38, 42, 73, 28, 11, 19, 15, 26, 36, 19, 33, 32, 49, 76, 17, 26, 38
OFFSET
0,1
COMMENTS
Suggested by Hagen von Eitzen's formula for A160573.
CROSSREFS
Sequence in context: A093912 A181054 A134696 * A304872 A255921 A111338
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jun 01 2009
STATUS
approved