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%I #13 Sep 08 2022 08:44:56
%S 7,11,53,67,109,137,151,179,193,263,277,347,389,431,487,557,571,599,
%T 613,641,683,739,809,823,907,977,991,1019,1033,1061,1103,1117,1187,
%U 1201,1229,1327,1439,1453,1481,1523
%N Primes congruent to {0, 4} mod 7.
%H Vincenzo Librandi, <a href="/A045462/b045462.txt">Table of n, a(n) for n = 1..1000</a>
%F {7} UNION A045471. - _R. J. Mathar_, Oct 18 2008
%t Select[Prime[Range[200]],MemberQ[{0,4},Mod[#,7]]&] (* _Vincenzo Librandi_, Aug 13 2012 *)
%o (Magma)[ p: p in PrimesUpTo(2000) | p mod 7 in {0, 4} ]; // _Vincenzo Librandi_, Aug 13 2012
%Y Cf. A000040.
%K nonn,easy
%O 1,1
%A _N. J. A. Sloane_
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