A045372 Primes congruent to {1, 2} mod 5.

2, 7, 11, 17, 31, 37, 41, 47, 61, 67, 71, 97, 101, 107, 127, 131, 137, 151, 157, 167, 181, 191, 197, 211, 227, 241, 251, 257, 271, 277, 281, 307, 311, 317, 331, 337, 347, 367, 397, 401, 421, 431, 457, 461, 467

Offset

1,1

Links

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

Mathematica

Select[Prime[Range[100]], MemberQ[{1, 2}, Mod[#, 5]]&] (* Harvey P. Dale, Jul 27 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(600) | p mod 5 in [1, 2]]; // Vincenzo Librandi, Aug 10 2012

Crossrefs

Cf. A045413 (complement), A045344, A045391.

Sequence in context: A109953 A165810 A109417 * A273600 A103776 A260889

Adjacent sequences: A045369 A045370 A045371 * A045373 A045374 A045375

Keyword

nonn,easy

Author

N. J. A. Sloane

Extensions

Edited by Charles R Greathouse IV, Mar 25 2010

Status

approved