A045366 Primes congruent to {2, 5} mod 8.

2, 5, 13, 29, 37, 53, 61, 101, 109, 149, 157, 173, 181, 197, 229, 269, 277, 293, 317, 349, 373, 389, 397, 421, 461, 509, 541, 557, 613, 653, 661, 677, 701, 709, 733, 757, 773, 797, 821, 829, 853, 877, 941, 997

Offset

1,1

Links

Ray Chandler, Table of n, a(n) for n = 1..10000 (first 1000 terms from Vincenzo Librandi)

H. Quan, F. Roman, M. Washington, Infinite products and periodic sequences, in MSRI-UP Research Reports, 2014, pp. 60-91.

Mathematica

Select[Prime[Range[300]], MemberQ[{2, 5}, Mod[#, 8]]&] (* Vincenzo Librandi, Aug 10 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(1200) | p mod 8 in [2, 5]]; // Vincenzo Librandi, Aug 10 2012

Crossrefs

Essentially the same as A007521.

Cf. A000040, A045368.

Sequence in context: A354559 A002559 A049097 * A158708 A093702 A011756

Adjacent sequences: A045363 A045364 A045365 * A045367 A045368 A045369

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved