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The last two prime days of the year, 12/29 and the New Year's Eve prime, 12/31, form a 'twimirp' (a twin prime pair whose members are emirps). Submitted on 12/31. [Green]

 

  Submitted: 2009-12-30 23:45:02;   Last Modified: 2009-12-31 08:23:54.



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