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Matryoshka Nesting Primes (Posted on 2016-03-03) Difficulty: 3 of 5
In what base(s) there exist a prime number abcd (a string of distinct digits), such that a, ab, abc are also prime numbers?

No Solution Yet Submitted by Ady TZIDON    
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  Subject Author Date
re(3): computer solution NEEDS FILTERINGCharlie2016-03-03 20:09:20
re(2): computer solution NEEDS FILTERINGCharlie2016-03-03 20:05:25
Hints/Tipsre: computer solution NEEDS FILTERINGAdy TZIDON2016-03-03 19:07:08
re(7): computer solution -- the programCharlie2016-03-03 15:29:17
re(6): computer solution (continued)Charlie2016-03-03 15:28:22
re(5): computer solution (continued)Charlie2016-03-03 15:27:27
re(4): computer solution (continued)Charlie2016-03-03 15:26:32
re(3): computer solution (continued)Charlie2016-03-03 15:24:53
re(2): computer solution (continued)Charlie2016-03-03 15:23:04
re: computer solution (continued)Charlie2016-03-03 15:22:06
Solutioncomputer solutionCharlie2016-03-03 15:20:13
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