English

Continuants, run lengths, and Barry's modified Pascal triangle

Combinatorics 2021-03-30 v1 Number Theory

Abstract

We show that the nn'th diagonal sum of Barry's modified Pascal triangle can be described as the continuant of the run lengths of the binary representation of nn. We also obtain an explicit description for the row sums.

Keywords

Cite

@article{arxiv.1710.06203,
  title  = {Continuants, run lengths, and Barry's modified Pascal triangle},
  author = {Jeffrey Shallit and Lukas Spiegelhofer},
  journal= {arXiv preprint arXiv:1710.06203},
  year   = {2021}
}

Comments

5 pages

R2 v1 2026-06-22T22:16:42.776Z