English

A variant of Hofstadter's sequence and finite automata

Number Theory 2011-06-14 v2 Discrete Mathematics Formal Languages and Automata Theory

Abstract

Following up on a paper of Balamohan, Kuznetsov, and Tanny, we analyze a variant of Hofstadter's Q-sequence and show it is 2-automatic. An automaton computing the sequence is explicitly given.

Keywords

Cite

@article{arxiv.1103.1133,
  title  = {A variant of Hofstadter's sequence and finite automata},
  author = {J. -P. Allouche and J. Shallit},
  journal= {arXiv preprint arXiv:1103.1133},
  year   = {2011}
}