A244200 Number of ballot sequences of length n having largest descent 4.

1, 7, 43, 215, 1073, 5058, 23953, 112217, 530779, 2506867, 11965685, 57344884, 277801349, 1354273789, 6670778019, 33102793363, 165896192078, 837960354362, 4272278074880, 21954732604289, 113823300476914, 594723866847085, 3133570169932798, 16636300212628344

Offset

6,2

Comments

Also number of ballot sequences of length n having largest ascent 4.

Links

Table of n, a(n) for n=6..29.

Crossrefs

Column k=4 of A238128 and of A238129.

Sequence in context: A351936 A193697 A027176 * A334241 A079925 A126718

Adjacent sequences: A244197 A244198 A244199 * A244201 A244202 A244203

Keyword

nonn

Author

Joerg Arndt and Alois P. Heinz, Jun 22 2014

Status

approved