The book is now available! 1683
(just those submitted by Rivera)
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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>

Just showing those entries submitted by 'Rivera': (Click here to show all)

+ 1683 is the ONLY number N that can be expressed as a sum in exactly N ways using three distinct primes each time (the order of the primes in the sum is irrelevant). [Rivera]




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