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                                                 12233 3444455555 4444333221
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This palindromic prime of 5-by-5 digits consists of five 5's, surrounded on each side by four 4's, three 3's, two 2's and one 1. (The only other similar prime is 122333221.) [Hasler]


  Submitted: 2009-02-04 18:55:41;   Last Modified: 2009-02-05 07:56:35.

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