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A243669
Number of hypo-Sylvester classes of 3-packed words of degree n.
0
1, 5, 28, 158, 892
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OFFSET
1,2
COMMENTS
See Novelli-Thibon (2014) for precise definition.
LINKS
Table of n, a(n) for n=1..5.
J.-C. Novelli, J.-Y. Thibon,
Hopf Algebras of m-permutations,(m+1)-ary trees, and m-parking functions
, arXiv preprint arXiv:1403.5962, 2014. See Fig. 18.
CROSSREFS
Sequence in context:
A271808
A005785
A027912
*
A327999
A254538
A090040
Adjacent sequences:
A243666
A243667
A243668
*
A243670
A243671
A243672
KEYWORD
nonn
,
more
AUTHOR
N. J. A. Sloane
, Jun 14 2014
STATUS
approved
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Last modified August 18 08:16 EDT 2024. Contains 375255 sequences. (Running on oeis4.)