The 136th manifestation of C_n
Combinatorics
2007-05-23 v1
Abstract
We show bijectively that the Catalan number C_n counts Dyck (n+1)-paths in which the terminal descent is of even length and all other descents to ground level (if any) are of odd length.
Cite
@article{arxiv.math/0511010,
title = {The 136th manifestation of C_n},
author = {David Callan},
journal= {arXiv preprint arXiv:math/0511010},
year = {2007}
}
Comments
3 pages, LaTeX