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The lesser of the smallest emirp pair (199, 991) each of whose members is the sum of a prime number of consecutive primes in a prime number of different ways: (199 = 61 + 67 + 71 = 31 + 37 + 41 + 43 + 47) ; (991 = 191 + 193 + 197 + 199 + 211 = 127 + 131 + 137 + 139 + 149 + 151 + 157). [Beedassy]

 

  Submitted: 2010-03-01 00:02:18;   Last Modified: 2010-03-01 06:59:55.



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