Enumeration of $(k,2)$-noncrossing partitions
Combinatorics
2008-08-11 v1
Abstract
A set partition is said to be -noncrossing if it avoids the pattern . We find an explicit formula for the ordinary generating function of the number of -noncrossing partitions of when .
Keywords
Cite
@article{arxiv.0808.1157,
title = {Enumeration of $(k,2)$-noncrossing partitions},
author = {Toufik Mansour and Simone Severini},
journal= {arXiv preprint arXiv:0808.1157},
year = {2008}
}
Comments
9 pages, 1 table