The book is now available! 193
(another Prime Pages' Curiosity)
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The unique nontrivial Magic Hexagon is one with 19 cells and order (or side) 3, two primes that concatenate to form 193. [Beedassy]

 

  Submitted: 2008-10-31 16:31:56;   Last Modified: 2008-11-02 07:31:42.



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