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Old 2010-11-03, 11:31   #6
bdodson's Avatar
Jun 2005

210 Posts

Originally Posted by petrw1 View Post
Sorry for grumbling; I had earlier read Bob's report of the p70 over on the
Cunningham Tables pages, objecting that M1237 is not in the Cunningham
range. The report from epfl in June describes the PS3 code as focussed
on 2^M -1 for M from 1100 to 1400, but this wasn't just any 2^M-1 ...
one of the few with no known factor. This is the first we've heard with
M > 1200, definitely a notable start, !!!! indeed.

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