17
This number is a prime.
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2n - 17 is prime for n = 6, 8, 22, 44, 414, 444, 808 and 848, not to mention the non-palindromic values of n. [Kulsha]
Submitted: 1999-09-02 23:40:00; Last Modified: 2008-01-30 17:28:00.
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