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Old 2018-02-11, 05:19   #1452
gd_barnes
 
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May 2007
Kansas; USA

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See the first post of the 14th drive. There are only 2 more known primes after this one for k=600-1001 n=1.5M-2M. So you found a rarity.

The 13th drive has only one more known prime for k=400-600 n=1.5M-2M.

So not much hit-and-miss. :-)

Last fiddled with by gd_barnes on 2018-02-11 at 05:39
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