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                                                 11111 1111000100 0111111111
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A palindromic prime taking the form of a lozenge:
         1 
        111 
       11111 
      0001000 
       11111 
        111 
         1
[Silva]

 

  Submitted: 2009-12-20 04:38:46;   Last Modified: 2009-12-20 19:34:40.



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