Enumeration of Dumont permutations avoiding certain four-letter patterns
Combinatorics
2023-06-22 v4
Abstract
In this paper, we enumerate Dumont permutations of the fourth kind avoiding or containing certain permutations of length 4. We also conjecture a Wilf-equivalence of two 4-letter patterns on Dumont permutations of the first kind.
Keywords
Cite
@article{arxiv.2002.12189,
title = {Enumeration of Dumont permutations avoiding certain four-letter patterns},
author = {Alexander Burstein and Opel Jones},
journal= {arXiv preprint arXiv:2002.12189},
year = {2023}
}