A045347 - OEIS

%I #9 Jun 26 2022 23:09:12

%S 2,5,7,11,13,19,23,37,41,47,53,61,67,79,83,89,97,103,107,109,131,137,

%T 139,149,151,163,167,173,179,181,191,193,223,229,233,251,257,263,271,

%U 277,293,307,313,317,331,347,349

%N Primes congruent to {0, 2, 4, 5, 6} mod 7.

%H Vincenzo Librandi, <a href="/A045347/b045347.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Prime[Range[300]],MemberQ[{0,2,4,5,6},Mod[#,7]]&] (* _Vincenzo Librandi_, Aug 10 2012 *)

%o (Magma) [p: p in PrimesUpTo(500) | p mod 7 in [0, 2, 4, 5, 6]]; // _Vincenzo Librandi_, Aug 10 2012

%Y Cf. A000040.

%K nonn,easy

%O 1,1

%A _N. J. A. Sloane_