Search All of the Math Forum:
Views expressed in these public forums are not endorsed by
Drexel University or The Math Forum.


quasi
Posts:
10,577
Registered:
7/15/05


Re: cotpi 67  Composite factorial plus one
Posted:
Mar 8, 2013 1:24 AM


cotpi wrote:
>How many positive integers n are there such that n! + 1 is >composite?
Infinitely many.
Hint: Wilson's Theorem.
quasi



