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The sum of the squares of the first seven digits of pi is the smallest such prime: 3^2 + 1^2 + 4^2 + 1^2 + 5^2 + 9^2 + 2^2 = 137. [Post]

 

  Submitted: 2005-10-05 11:21:23;   Last Modified: 2008-01-30 11:28:00.



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