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Search: Posts Made By: paulunderwood
Forum: 3*2^n-1 Search 2005-09-02, 10:02
Replies: 5
Views: 6,582
Posted By paulunderwood
Add to the above list the recent find:...

Add to the above list the recent find: 3*2^801978+1 (http://primes.utm.edu/primes/page.php?id=75498). The gap between John Cosgrove's search and Adney's must be almost nil.
Forum: 3*2^n-1 Search 2005-08-01, 16:23
Replies: 5
Views: 6,582
Posted By paulunderwood
John's Univerisity have found the biggest...

John's Univerisity have found the biggest 3*2^n+1, but I have noticed some smaller submissions to UTM recently of this form. Here is what I got from UTM's records:
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