A141860 Primes congruent to 2 mod 15.

2, 17, 47, 107, 137, 167, 197, 227, 257, 317, 347, 467, 557, 587, 617, 647, 677, 797, 827, 857, 887, 947, 977, 1097, 1187, 1217, 1277, 1307, 1367, 1427, 1487, 1607, 1637, 1667, 1697, 1787, 1847, 1877, 1907, 1997, 2027, 2087, 2207, 2237, 2267, 2297, 2357, 2417

Offset

1,1

Comments

2, and primes congruent to 17 mod 30. - Robert Israel, Jan 19 2016

Links

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

Formula

{2} UNION A039949. - R. J. Mathar, Jul 20 2008

Maple

select(isprime, [2, seq(i, i=17..1000, 30)]); # Robert Israel, Jan 19 2016

Mathematica

Select[Prime[Range[400]], MemberQ[{2}, Mod[#, 15]]&] (* Vincenzo Librandi, Aug 15 2012 *)
Select[Range[2, 2500, 15], PrimeQ] (* Harvey P. Dale, Dec 08 2012 *)

Prog

(Magma) [ p: p in PrimesUpTo(5000) | p mod 15 eq 2 ]; // Vincenzo Librandi, Apr 19 2011
(PARI) lista(nn) = for(n=0, nn, if(ispseudoprime(p=15*n+2), print1(p, ", "))); \\ Altug Alkan, Jan 19 2016

Crossrefs

Sequence in context: A134784 A023256 A073775 * A105691 A360416 A192345

Adjacent sequences: A141857 A141858 A141859 * A141861 A141862 A141863

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved