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A248382 Number of n-strand braids of length at most 2 in the dual monoid B_n^{+*}. 5
1, 4, 83, 556, 11124, 266944 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
Philippe Biane, Patrick Dehornoy, Dual Garside structure of braids and free cumulants of products, arXiv:1407.1604 [math.CO], (7-July-2014)
CROSSREFS
Sequence in context: A007154 A056410 A056400 * A292409 A345989 A333458
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Oct 15 2014
STATUS
approved

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)