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A243670
Number of hypo-Sylvester classes of 5-packed words of degree n.
0
1, 7, 54, 418, 3236
OFFSET
1,2
COMMENTS
See Novelli-Thibon (2014) for precise definition.
LINKS
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: A081008 A116472 A015562 * A152108 A093742 A291703
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Jun 14 2014
STATUS
approved