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No primes (Posted on 2011-01-08) Difficulty: 2 of 5
Prove that no number in the sequence 949, 9449, 94449... is prime.

See The Solution Submitted by Math Man    
Rating: 4.3333 (3 votes)

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Good! Comment 4 of 4 |
(In reply to No primes here (spoiler) by Steve Herman)

Good solution!

  Posted by Math Man on 2011-01-11 18:52:15
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