A215211 Primes congruent to {2, 5, 7} mod 13.

2, 5, 7, 31, 41, 59, 67, 83, 109, 137, 163, 197, 223, 239, 241, 293, 317, 353, 379, 397, 421, 431, 449, 457, 499, 509, 577, 587, 613, 631, 683, 691, 709, 733, 743, 761, 769, 787, 811, 821, 839, 863, 941, 967, 977, 1019, 1021, 1097, 1123, 1151, 1201, 1229, 1237

Offset

1,1

Links

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

Mathematica

Select[Prime[Range[1000]], MemberQ[{2, 5, 7}, Mod[#, 13]]&]
Select[Flatten[Table[13n+{2, 5, 7}, {n, 0, 100}]], PrimeQ] (* Harvey P. Dale, May 10 2021 *)

Prog

(Magma) [ p: p in PrimesUpTo(2000) | p mod 13 in {2, 5, 7} ];

Crossrefs

Cf. A000040, A045355, A045357.

Sequence in context: A174288 A293062 A293063 * A118786 A083777 A056442

Adjacent sequences: A215208 A215209 A215210 * A215212 A215213 A215214

Keyword

nonn,easy

Author

Vincenzo Librandi, Aug 07 2012

Status

approved