A220913 Number of partitions of [n] avoiding the pattern 132.

1, 1, 2, 5, 15, 52, 202, 859, 3930, 19096, 97593, 520694

Offset

0,3

Links

Table of n, a(n) for n=0..11.

Jonathan Bloom and Sergi Elizalde, Pattern avoidance in matchings and partitions, arXiv preprint arXiv:1211.3442 [math.CO], 2012. See Table 2.

Crossrefs

Cf. A000110.

Sequence in context: A287254 A220912 A108304 * A287666 A158829 A306551

Adjacent sequences: A220910 A220911 A220912 * A220914 A220915 A220916

Keyword

nonn,more

Author

N. J. A. Sloane, Jan 03 2013

Status

approved