A042986 Primes congruent to {0, 1, 2, 3} mod 5.

2, 3, 5, 7, 11, 13, 17, 23, 31, 37, 41, 43, 47, 53, 61, 67, 71, 73, 83, 97, 101, 103, 107, 113, 127, 131, 137, 151, 157, 163, 167, 173, 181, 191, 193, 197, 211, 223, 227, 233, 241, 251, 257, 263, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347, 353, 367, 373, 383

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• easy

Comments

Apart from first term, A143390 is a subsequence. - Reinhard Zumkeller, Aug 13 2008

Primes whose last digit is not 9. Complement of A030433 in A000040. - Chai Wah Wu, Apr 29 2025

Links

• Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A000040, A030433.

Programs

Magma

[ p: p in PrimesUpTo(500) | p mod 5 in [0..3] ]; // Vincenzo Librandi, Dec 25 2010

Mathematica

Select[Prime[Range[100]],MemberQ[{0,1, 2,3},Mod[#,5]]&] (* Vincenzo Librandi, Aug 09 2012 *)