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A032732 n prefixed by '7' and followed by '9' is a prime. 0

%I

%S 0,1,3,6,10,12,15,21,22,30,34,36,45,48,49,52,54,55,58,63,64,66,69,75,

%T 78,82,87,91,94,103,105,106,108,111,112,120,124,132,133,135,138,139,

%U 141,142,147,154,156,169,171,178,180,184,187,189,190,199,201,208,210

%N n prefixed by '7' and followed by '9' is a prime.

%K nonn,base

%O 0,3

%A _Patrick De Geest_, May 15 1998

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Last modified October 20 22:22 EDT 2021. Contains 348119 sequences. (Running on oeis4.)