English

Counting closed walks in infinite regular trees using Catalan and Borel's triangles

Combinatorics 2022-12-20 v1

Abstract

We count the number of closed walks on a vertex in a regular tree using the Catalan's triangle and also the Borel's triangle, showing another combinatorial structure counted by these two array of numbers.

Keywords

Cite

@article{arxiv.2212.08795,
  title  = {Counting closed walks in infinite regular trees using Catalan and Borel's triangles},
  author = {Lord C. Kavi and Michael W. Newman},
  journal= {arXiv preprint arXiv:2212.08795},
  year   = {2022}
}
R2 v1 2026-06-28T07:39:54.936Z