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                                             111111777 7755555553 3333333333
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Juxtaposition of three 11's, five 7's, seven 5's and eleven 3's is prime. 3, 5, 7, and 11, are four consecutive primes. [De Geest]


  Submitted: 2004-02-06 21:43:39;   Last Modified: 2008-01-30 11:28:00.

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