The book is now available! 11
(another Prime Pages' Curiosity)
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11=1+2+8 and the only known values of n for which (p(n)^p(n)-1)/(p(n)-1) is prime are n=1,2,8, and 11. [Rupinski]

 

  Submitted: 2003-01-27 23:53:09;   Last Modified: 2008-01-30 11:28:00.



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