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                                        335 8985246007 3422105074 9906451371
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The start of the largest known Cunningham chain of length 14 as of 2009: 335898524600734221050749906451370*2^n + 1 for n = 0 to 13. [Andersen]

 

  Submitted: 2009-09-20 21:29:31;   Last Modified: 2009-09-21 09:02:26.



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