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A289654 Related to number of mesh patterns of length 2 that avoid the pattern 321. 7
1, 1, 1, 3, 13, 40, 130, 427, 1428, 4860, 16794 (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

All of A000108, A001453, A246604, A273526, A120304, A289615, A289616, A289652, A289653, A289654 are very similar sequences.

Sequence in context: A227446 A059020 A290720 * A095109 A259764 A049167

Adjacent sequences:  A289651 A289652 A289653 * A289655 A289656 A289657

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Jul 09 2017

STATUS

approved

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Last modified October 17 19:36 EDT 2018. Contains 316293 sequences. (Running on oeis4.)