The book is now available! 312
(another Prime Pages' Curiosity)
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312 is the average of a twin prime pair. Describe 312 to find another, i.e., 312 is 'one 3, one 1, one 2' or 131112. This is the smallest example. [Honaker]


  Submitted: 2014-11-25 18:23:54;   Last Modified: 2014-11-25 19:24:38.

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