A215170 - OEIS

%I #7 Sep 08 2022 08:46:03

%S 2,5,43,59,97,157,173,211,233,271,347,401,439,461,499,613,727,743,857,

%T 971,1009,1031,1069,1123,1237,1259,1297,1373,1427,1487,1579,1601,1693,

%U 1753,1867,1997,2111,2339,2377,2399,2437,2551,2719,2741,2833,2909,2969

%N Primes congruent to {2, 5} mod 19.

%H Vincenzo Librandi, <a href="/A215170/b215170.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Prime[Range[3000]],MemberQ[{2,5},Mod[#,19]]&]

%o (Magma) [ p: p in PrimesUpTo(3000) | p mod 19 in {2, 5} ];

%Y Cf. A141869, A102851, A045368.

%K nonn,easy

%O 1,1

%A _Vincenzo Librandi_, Aug 06 2012