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%I #19 Sep 08 2022 08:44:56
%S 2,23,37,79,107,149,163,191,233,317,331,359,373,401,443,457,499,541,
%T 569,653,709,751,821,863,877,919,947,1031,1087,1129,1171,1213,1283,
%U 1297,1367,1381,1409,1423,1451,1493,1549,1619,1759,1787,1801,1871,1913,1997
%N Primes congruent to 2 mod 7.
%H Vincenzo Librandi, <a href="/A045392/b045392.txt">Table of n, a(n) for n = 1..1000</a>
%t Select[Range[2, 50000, 7], PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, Jun 13 2011 *)
%o (Magma) [p: p in PrimesUpTo(2000) | p mod 7 eq 2]; // _Vincenzo Librandi_, Aug 07 2012
%o (PARI) is(n)=isprime(n) && n%7==2 \\ _Charles R Greathouse IV_, Jul 01 2016
%Y Cf. A045437, A045458, A045471.
%K nonn,easy
%O 1,1
%A _N. J. A. Sloane_