This number is a prime.

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The only non-titanic emirp of form x^x-x+1, case x=5. Note that there are only two other primes, (x=2, x=13) that create non-titanic primes of this form. [Loungrides]

Submitted: 2013-04-18 03:35:17;   Last Modified: 2020-07-27 16:22:21.
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