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A201691
Number of permutations avoiding the pattern 132 (with a dot over the 2).
1
1, 1, 2, 4, 13, 58, 299, 180
OFFSET
1,3
LINKS
J.-L. Baril, Classical sequences revisited with permutations avoiding dotted pattern, Electronic Journal of Combinatorics, 18 (2011), #P178.
CROSSREFS
Cf. A201690.
Sequence in context: A039831 A173184 A111977 * A020120 A020097 A139149
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, Dec 03 2011
STATUS
approved