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The smallest prime with a prime subscript (P = pQ, and Q = 13) to have a digit sum (5) that is also a prime with a prime (3) subscript. Note that the latter is itself the smallest prime with a prime subscript (p = pq, and q = 2), p and q being the difference of digits of P and Q respectively. [Beedassy]


  Submitted: 2009-04-30 05:45:37;   Last Modified: 2009-04-30 06:38:16.

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