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A051863
Duplicate of
A000699
0
1, 1, 4, 27, 248, 2830, 38232, 593859, 10401712, 202601898, 4342263000
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OFFSET
1,3
LINKS
Table of n, a(n) for n=1..11.
CROSSREFS
Sequence in context:
A265268
A121063
A229619
*
A000699
A138423
A239372
Adjacent sequences:
A051860
A051861
A051862
*
A051864
A051865
A051866
KEYWORD
dead
STATUS
approved
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Last modified May 6 18:59 EDT 2024. Contains 372297 sequences. (Running on oeis4.)