Article
Keywords:
Fibonacci numbers; Wall's question; Wall-Sun-Sun prime; Fibonacci-Wieferich prime; modular periodicity; periodic sequence
Summary:
In this paper we find certain equivalent formulations of Wall's question and derive two interesting criteria that can be used to resolve this question for particular primes.
References:
[2] Elsenhans, A.-S., Jahnel, J.: The Fibonacci sequence modulo $p^2$---An investigation by computer for $p<10^{14}$. The On-Line Encyclopedia of Integer Sequences (2004), 27.
[3] Li, H. Ch.:
Fibonacci primitive roots and Wall's question. Fibonacci Quart. 37 (1999), 77-84.
MR 1676707 |
Zbl 0936.11011