A244199 Number of ballot sequences of length n having largest descent 3.

1, 6, 31, 133, 586, 2453, 10357, 43462, 183519, 776632, 3314263, 14236474, 61673638, 269354538, 1186290977, 5269574378, 23605973532, 106655907009, 485864276503, 2231922870273, 10334732098172, 48242171467087, 226930634774929, 1075778352040282, 5137573709818840

Offset

5,2

Comments

Also number of ballot sequences of length n having largest ascent 3.

Links

Table of n, a(n) for n=5..29.

Crossrefs

Column k=3 of A238128 and of A238129.

Sequence in context: A216370 A225425 A267890 * A128568 A079924 A009076

Adjacent sequences: A244196 A244197 A244198 * A244200 A244201 A244202

Keyword

nonn

Author

Joerg Arndt and Alois P. Heinz, Jun 22 2014

Status

approved