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A122081 Duplicate of A007140. 0
1, 1, 3, 14, 115, 2086, 101791, 14835870, 6852422567, 10338780759514, 51804974736769271 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..10.

CROSSREFS

Sequence in context: A229113 A180435 A256159 * A007140 A161936 A304983

Adjacent sequences:  A122078 A122079 A122080 * A122082 A122083 A122084

KEYWORD

dead

STATUS

approved

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Last modified October 13 20:38 EDT 2019. Contains 327981 sequences. (Running on oeis4.)