12312...56789 (42-digits)

This number is a prime.

                              12 3123412345 1234561234 5671234567 8123456789

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A prime formed from the concatenation of restarting and increasing sequences. [Mendes]

Submitted: 2006-01-03 21:13:27;   Last Modified: 2008-01-30 11:28:00.
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