1999/07/02 by Y. Puri, T. Ward
Mathematics · #math.NT #math.DS #msc:11B39 #msc:58F20
published as Fibonnaci Quarterly, 39.5, November 2001, 398-402 · 9 pages
arxiv created 1999/07/02 · arxiv updated 2009/11/30
The only recurrence sequence satisfying the Fibonacci recurrence and realizable as the number of periodic points of a map is (a multiple of) the Lucas sequence.