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Old 2005-07-13, 21:03   #4
paulunderwood
 
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Sep 2002
Database er0rr

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Quote:
This is a bit like the projects searching for primes of the form k * 2n -1 except that k can only be 3, thereby boosting the speed of the process.
I am not sure this is true. k=3 is a real heavy number -- dense but primeful, hopefully...
Quote:
Last “positive” result: 3 * 2^1232255 -1 is prime (found on August 30th, 2004)
Wow, nearly a year

Last fiddled with by paulunderwood on 2005-07-13 at 21:18 Reason: Added exponent operator
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