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A289587 Related to number of mesh patterns of length 2 that avoid the pattern 321. 0
1, 1, 1, 3, 6, 18, 47, 139, 405, 1225, 3740 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..11.

Murray Tannock, Equivalence classes of mesh patterns with a dominating pattern, MSc Thesis, Reykjavik Univ., May 2016. See Appendix B2.

CROSSREFS

Sequence in context: A115344 A223044 A317078 * A151262 A148555 A148556

Adjacent sequences:  A289584 A289585 A289586 * A289588 A289589 A289590

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Jul 08 2017

STATUS

approved

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Last modified May 20 20:15 EDT 2022. Contains 353876 sequences. (Running on oeis4.)