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A289596
Related to number of mesh patterns of length 2 that avoid the pattern 321.
0
1, 1, 1, 1, 5, 20, 74, 265, 937, 3304, 11678
OFFSET
1,5
LINKS
Murray Tannock, Equivalence classes of mesh patterns with a dominating pattern, MSc Thesis, Reykjavik Univ., May 2016. See Appendix B2.
CROSSREFS
Sequence in context: A316222 A273718 A094806 * A026639 A248326 A022633
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Jul 08 2017
STATUS
approved