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A047757 Duplicate of A047755. 0
0, 0, 1, 5, 26, 133, 708, 3861, 21604, 123266, 715221, 4206956, 25032840, 150413348 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Table of n, a(n) for n=0..13.

CROSSREFS

Sequence in context: A033123 A331883 A047770 * A047755 A047768 A022032

Adjacent sequences:  A047754 A047755 A047756 * A047758 A047759 A047760

KEYWORD

dead

STATUS

approved

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Last modified August 8 08:22 EDT 2020. Contains 336292 sequences. (Running on oeis4.)