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The largest "almost plus sign prime" of order 5.
9 9 8 9 9
9 9 8 9 9
8 8 3 8 8
9 9 8 9 9
9 9 8 9 9 
[Loungrides]

 

  Submitted: 2009-08-24 08:20:34;   Last Modified: 2014-08-30 10:16:45.



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