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A248384
Number of n-strand braids of length at most 4 in the dual monoid B_n^{+*}.
0
1, 6, 367, 14122, 1917046, 356470124
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OFFSET
1,2
LINKS
Table of n, a(n) for n=1..6.
Philippe Biane, Patrick Dehornoy,
Dual Garside structure of braids and free cumulants of products
, arXiv:1407.1604 [math.CO], (7-July-2014)
CROSSREFS
Cf.
A000108
,
A168344
,
A248382
-
A248386
.
Sequence in context:
A042759
A188954
A332136
*
A355752
A099595
A158041
Adjacent sequences:
A248381
A248382
A248383
*
A248385
A248386
A248387
KEYWORD
nonn
,
more
AUTHOR
N. J. A. Sloane
, Oct 15 2014
STATUS
approved
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Last modified September 4 10:22 EDT 2024. Contains 375681 sequences. (Running on oeis4.)