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Old 2015-02-11, 15:21   #7
davar55's Avatar
May 2004
New York City

2×32×5×47 Posts

Originally Posted by xilman View Post
Thanks for that link.
Since the New Year I've been factoring x^y-y^x < 2^1024 where 1<x<y. There are 17289 of them, including the two special cases of 2^3-3^2 and 2^4-4^2. Right now 8948 of them remain unfactored.
Factors are still showing up at the rate of about 150 per day. Once the rate settles down a little I'll make the tables available and invite others to contribute --- some time in February I guess.
We're interested in these primes, and factorizations. Progress report?
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