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| No primes (Posted on 2011-01-08) |
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Prove that no number in the sequence 949, 9449, 94449... is prime.
Good!
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Comment 4 of 4 | 
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(In reply to No primes here (spoiler) by Steve Herman)
Good solution!
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Posted by Math Man
on 2011-01-11 18:52:15 |
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