The book is now available! 65557
(another Prime Pages' Curiosity)
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65557 = 2^0 + 2^2 + 2^2^2 + 2^2^2^2 is prime. [Astle]

 

  Submitted: 2004-09-02 15:13:18;   Last Modified: 2008-01-30 11:28:00.



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