There are no Diophantine quadruples of Fibonacci numbers
Tom 185 / 2018
Acta Arithmetica 185 (2018), 19-38
MSC: Primary 11D09; Secondary 11B39.
DOI: 10.4064/aa170613-8-12
Opublikowany online: 18 June 2018
Streszczenie
We show that there is no Diophantine quadruple, that is, a set of four positive integers such that a_ia_j+1 is a square for all 1\le i \lt j\le 4, consisting of Fibonacci numbers.