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Some nontrivial permutation of digits is a prime.
2

%I #11 Dec 11 2016 05:26:11

%S 11,13,14,16,17,20,30,31,32,34,35,37,38,50,70,71,73,74,76,79,91,92,95,

%T 97,98,101,103,104,106,107,109,110,112,113,115,118,119,121,124,125,

%U 127,128,130,131,133,134,136,137,139,140,142,143,145,146

%N Some nontrivial permutation of digits is a prime.

%C Conjecture: a(n) ~ 3n/2. - _Charles R Greathouse IV_, Sep 19 2012

%H John Cerkan, <a href="/A007934/b007934.txt">Table of n, a(n) for n = 1..10000</a>

%H F. Smarandache, <a href="http://www.gallup.unm.edu/~smarandache/OPNS.pdf">Only Problems, Not Solutions!</a>

%K nonn,base

%O 1,1

%A R. Muller