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Old 2014-02-03, 17:10   #5
paulunderwood's Avatar
Sep 2002
Database er0rr

29·151 Posts

Originally Posted by Batalov View Post
It would have been better to chose a>1290000*log102 for 10^a-10^k-1. With a=360360, the found primes will be swept away in about a year by the TwinGen-ial deluge. a=17#, perhaps?
These may be "swept away" from the top5000, but they should stay on the near-repdigit table.

I have exponents 388080 and 471240 sieved.

Last fiddled with by paulunderwood on 2014-02-03 at 17:29
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