A045392 - OEIS

A045392

Primes congruent to 2 mod 7.

2, 23, 37, 79, 107, 149, 163, 191, 233, 317, 331, 359, 373, 401, 443, 457, 499, 541, 569, 653, 709, 751, 821, 863, 877, 919, 947, 1031, 1087, 1129, 1171, 1213, 1283, 1297, 1367, 1381, 1409, 1423, 1451, 1493, 1549, 1619, 1759, 1787, 1801, 1871, 1913, 1997

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

2 and primes congruent to 9 mod 14. - Chai Wah Wu, Apr 28 2025

LINKS

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

MATHEMATICA

Select[Range[2, 50000, 7], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 13 2011 *)

PROG

(Magma) [p: p in PrimesUpTo(2000) | p mod 7 eq 2]; // Vincenzo Librandi, Aug 07 2012

(PARI) is(n)=isprime(n) && n%7==2 \\ Charles R Greathouse IV, Jul 01 2016