perplexus.info :: Numbers : Pairs of primes

Pairs of primes (Posted on 2008-09-21)

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)

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Puzzle Thoughts

Comment 3 of 3 |

The second digit is 1, and the final digit is 9.

Posted by K Sengupta on 2024-02-20 07:40:30

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