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A124481
Number of connected hook length posets, with n elements.
4
1, 1, 2, 5, 11, 31, 75, 232, 607
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OFFSET
1,3
LINKS
Table of n, a(n) for n=1..9.
Cheryl A. Gann and Robert A. Proctor,
Poset Counts
Robert A. Proctor,
Definition of hook length poset
CROSSREFS
Cf.
A000112
,
A124480
,
A124482
,
A124483
.
Sequence in context:
A139466
A291139
A139467
*
A002862
A190865
A275427
Adjacent sequences:
A124478
A124479
A124480
*
A124482
A124483
A124484
KEYWORD
more
,
nonn
AUTHOR
Franklin T. Adams-Watters
, Nov 03 2006
STATUS
approved
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Last modified September 5 21:04 EDT 2024. Contains 375700 sequences. (Running on oeis4.)