A045378 Primes congruent to {2, 4} mod 5.

2, 7, 17, 19, 29, 37, 47, 59, 67, 79, 89, 97, 107, 109, 127, 137, 139, 149, 157, 167, 179, 197, 199, 227, 229, 239, 257, 269, 277, 307, 317, 337, 347, 349, 359, 367, 379, 389, 397, 409, 419, 439, 449, 457, 467

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• easy

Links

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

Crossrefs

Cf. A000040.

Programs

Magma

[p: p in PrimesUpTo(900) | p mod 5 in [2, 4]]; // Vincenzo Librandi, Aug 11 2012

Mathematica

Select[Prime[Range[300]],MemberQ[{2,4},Mod[#,5]]&] (* Vincenzo Librandi, Aug 11 2012 *)