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Single Curio View: (Seek other curios for this number) A palindromic prime that remains prime if the middle digit is replaced by each of five digits (in this case 2, 3, 5, 6, or 9). [Blanchette]
Submitted: 2009-03-17 22:16:23; Last Modified: 2009-03-17 22:53:23.
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