English

Skew Dyck paths without up--down--left

Combinatorics 2022-03-22 v1

Abstract

Skew Dyck paths without up-down-left are enumerated. In a second step, the number of contiguous subwords 'up-down-left' are counted. This explains and extends results that were posted in the Encyclopedia of Integer Sequences.

Keywords

Cite

@article{arxiv.2203.10516,
  title  = {Skew Dyck paths without up--down--left},
  author = {Helmut Prodinger},
  journal= {arXiv preprint arXiv:2203.10516},
  year   = {2022}
}
R2 v1 2026-06-24T10:19:32.993Z