A215166 Primes congruent to {1, 4} mod 19.

23, 61, 137, 191, 229, 251, 419, 457, 479, 571, 593, 631, 647, 761, 821, 859, 1049, 1087, 1103, 1163, 1201, 1217, 1277, 1429, 1483, 1543, 1559, 1597, 1619, 1657, 1733, 1787, 1847, 1901, 1999, 2053, 2113, 2129, 2243, 2281, 2341, 2357, 2417, 2531, 2683

Offset: 1

Author

Vincenzo Librandi, Aug 06 2012

Keywords

• nonn
• easy

Links

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

Crossrefs

Cf. A000040, A045469.

Programs

Magma

[ p: p in PrimesUpTo(3000) | p mod 19 in {1, 4} ];

Mathematica

Select[Prime[Range[3000]],MemberQ[{1,4},Mod[#,19]]&]