A215209 Primes congruent to {2, 7} mod 19.

2, 7, 59, 83, 97, 173, 197, 211, 311, 349, 401, 439, 463, 577, 653, 691, 743, 857, 881, 919, 971, 1009, 1033, 1109, 1123, 1223, 1237, 1427, 1451, 1489, 1579, 1693, 1831, 1907, 1997, 2111, 2287, 2339, 2377, 2477, 2591, 2719, 2819, 2833, 2857, 2909, 2971, 3023

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Mathematica

Select[Prime[Range[1000]], MemberQ[{2, 7}, Mod[#, 19]] &] (* Librandi *)
Select[Flatten[Table[19n + {2, 7}, {n, 0, 199}]], PrimeQ] (* Alonso del Arte, Jan 21 2014 *)

Prog

(Magma) [ p: p in PrimesUpTo(3000) | p mod 19 in {2, 7} ];

Crossrefs

Cf. A000040, A003627.

Sequence in context: A270404 A270315 A083810 * A274600 A352625 A308681

Adjacent sequences: A215206 A215207 A215208 * A215210 A215211 A215212

Keyword

nonn,easy

Author

Vincenzo Librandi, Aug 07 2012

Status

approved