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Old 2017-02-20, 17:54   #7
sweety439
 
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Nov 2016

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See CRUS, 12*12^n+1, 16*32^n+1 and 22*22^n+1 were tested to at least n=2^25-2, 17*68^n+1 and 32*87^n+1 were tested to n=1M, and 17*218^n+1 and 24*79^n+1 were tested to n=200K.

Last fiddled with by sweety439 on 2017-02-20 at 17:56
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