The book is now available! 3217
(another Prime Pages' Curiosity)
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The hardware and software on this system was updated September 4th.  Please let me know of any problem you encounter. <caldwell@utm.edu>

+ (3217, 7213) is the only pair of primes formed from a double-digit number n, (n=37), by inserting the product of its digits in between the digits of the number n and in between the digits of the reversal of n. [Loungrides]

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