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Old 2009-07-28, 11:20   #111
Lennart
 
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3135 ยท 2^878081-1 Is Prime
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Old 2009-07-28, 14:23   #112
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K= 3045 is done to 1M

Primes found
3045*2^541490-1
3045*2^606576-1
3045*2^625677-1
3045*2^695273-1
3045*2^902181-1


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Old 2009-07-28, 15:36   #113
Flatlander
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Quote:
Originally Posted by Flatlander View Post
iirc, I found that k=3045 gave the best primes to candidates ratio of all the ks I tested over a couple of years. No nasty huge gaps either.

I guess 2 more below n=1m.
The other one will be found in the double check in 2015.
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Old 2009-07-30, 22:32   #114
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k=3135 is done to 1M



Primes
3135*2^601146-1
3135*2^809190-1
3135*2^878081-1


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Last fiddled with by kar_bon on 2009-07-31 at 09:14 Reason: corrected 3145 -> 3135
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