Thread: 69 * 2^n - 1
View Single Post
Old 2014-06-13, 00:11   #36
diep
 
diep's Avatar
 
Sep 2006
The Netherlands

2·337 Posts
Default

I was so lucky again:

69 * 2^3140225 - 1

http://primes.utm.edu/primes/page.php?id=118012

status : proven
diep is offline   Reply With Quote