A140587 Primes congruent to 31 or 179 mod 210.

31, 179, 241, 389, 599, 661, 809, 1019, 1229, 1291, 1439, 2069, 2131, 2341, 2551, 2699, 2909, 2971, 3119, 3181, 3329, 3391, 3539, 4021, 4231, 4441, 4651, 4799, 4861, 5009, 5281, 5639, 5701, 5849, 6121, 6269, 6689, 6899, 6961, 7109, 7529, 7591, 7949

Offset

1,1

Links

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

Mathematica

Select[Prime[Range[1100]], MemberQ[{31, 179}, Mod[#, 210]] &] (* Vincenzo Librandi, Aug 15 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(9000)|p mod 210 in {31, 179}]; // Vincenzo Librandi, Dec 18 2010

Crossrefs

Cf. A000040.

Sequence in context: A085249 A272130 A296959 * A142140 A331759 A325080

Adjacent sequences: A140584 A140585 A140586 * A140588 A140589 A140590

Keyword

nonn,easy

Author

Juri-Stepan Gerasimov, Jul 28 2008

Extensions

Entries checked by R. J. Mathar, Apr 27 2010

Status

approved