The book is now available! 6327
(another Prime Pages' Curiosity)
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All six-digit primes beginning with 6327 end in 3 or 7 and are separated by alternating gaps of 3 and 25 [632713, 632717, 632743, 632747, 632773, 632777].

 

  Submitted: 2003-11-29 16:57:17;   Last Modified: 2008-01-30 11:28:00.



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