The book is now available! 333667
(another Prime Pages' Curiosity)
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The 333rd hexagon number. This means 333667 coins could form a hexagon shape with one coin in the middle and 333 + 1 coins on each side. [Schuler]


  Submitted: 2004-02-18 00:38:00;   Last Modified: 2008-01-30 11:28:00.

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