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A032715 n prefixed by '7' and followed by '3' is a prime. 0

%I

%S 3,4,7,10,19,21,24,25,28,33,39,43,52,57,58,60,64,67,70,72,75,79,82,85,

%T 87,88,93,96,99,102,114,115,123,126,129,133,135,136,141,144,145,147,

%U 148,150,156,159,163,166,169,171,184,193,196,198,199,204,205,207

%N n prefixed by '7' and followed by '3' is a prime.

%K nonn,base

%O 0,1

%A _Patrick De Geest_, May 15 1998

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Last modified July 14 19:48 EDT 2020. Contains 335729 sequences. (Running on oeis4.)