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A244200
Number of ballot sequences of length n having largest descent 4.
2
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.
CROSSREFS
Column k=4 of A238128 and of A238129.
Sequence in context: A351936 A193697 A027176 * A334241 A079925 A126718
KEYWORD
nonn
AUTHOR
Joerg Arndt and Alois P. Heinz, Jun 22 2014
STATUS
approved