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A common prime factor of (173313 - 1)/(17 - 1) and (331317 - 1)/(3313 - 1) found by N. M. Stephens in 1971. It is a counterexample to the Feit-Thompson conjecture. [Post]

 

  Submitted: 2000-01-04 19:22:17;   Last Modified: 2008-07-31 20:23:33.



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