Navigation
Topics Register • News • History • How to • Sequences statistics • Template prototypes

Fermat divisor

From Prime-Wiki
Jump to: navigation, search

A Fermat divisor is a divisor of a Generalized Fermat number (in short a "GF Divisor").

Édouard Lucas showed:

If n ≥ 2 then a Fermat divisor of a Fermat number Fn is of the form k•2n+2+1 (so a Proth prime).

External links