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Pairs of primes (Posted on 2008-09-21) Difficulty: 2 of 5
A total of 12 digits are placed in a sequence such that the 11 pairs of subsequent digits form 11 different prime numbers.

What is the second digit in this sequence, and what is the last?

See The Solution Submitted by pcbouhid    
Rating: 5.0000 (1 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
SolutionEach of the 192 such sequences ...Charlie2008-09-21 13:29:06
SolutionSolutionDej Mar2008-09-21 12:15:16
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