English

Counting ternary square-free words quickly

Formal Languages and Automata Theory 2021-05-11 v2 Combinatorics

Abstract

An efficient, when compared to exhaustive enumeration, algorithm for computing the number of square-free words of length nn over the alphabet {a,b,c}\{a, b, c\} is presented.

Cite

@article{arxiv.2012.03926,
  title  = {Counting ternary square-free words quickly},
  author = {Vladislav Makarov},
  journal= {arXiv preprint arXiv:2012.03926},
  year   = {2021}
}
R2 v1 2026-06-23T20:47:33.056Z