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                                                 12233 3444455555 4444333221
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This prime can take a pyramidal form whose base is a palindrome with the first five digits: 5 454 34543 2345432 123454321. [Silva]

 

  Submitted: 2009-12-17 01:50:54;   Last Modified: 2009-12-17 07:09:02.



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