1073563

This number is a prime.

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The smallest emirp that is the sum of the squares of first n junction numbers (101^2 + 103^2 +105^2 + ... + 311^2 + 313^2). [Bajpai]

Submitted: 2016-08-31 12:53:55; Last Modified: 2019-01-17 15:10:31.