A140732 Primes congruent to 71 or 139 mod 210.

71, 139, 281, 349, 491, 701, 769, 911, 1399, 1609, 2029, 2239, 2381, 2591, 2659, 2801, 3011, 3079, 3221, 3499, 3709, 3851, 3919, 4129, 4271, 4339, 4481, 4549, 4691, 4759, 4969, 5179, 5531, 5741, 6229, 6581, 6791, 7001, 7069, 7211, 7489, 7699, 7841, 8329

Offset: 1

Author

Juri-Stepan Gerasimov, Jul 28 2008

Keywords

• nonn
• easy

Links

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

Crossrefs

Cf. A000040.

Programs

Magma

[p: p in PrimesUpTo(9000)|p mod 210 in {71,139}] // Vincenzo Librandi, Dec 18 2010

Mathematica

Select[Prime[Range[1100]], MemberQ[{71, 139}, Mod[#, 210]] &] (* Vincenzo Librandi, Aug 15 2012 *)
Select[Riffle[Range[71,9000,210],Range[139,9000,210]],PrimeQ] (* Harvey P. Dale, Jun 01 2017 *)

Extensions

4691 added by D. S. McNeil, Dec 10 2009