A142056 Primes congruent to 13 mod 33.

13, 79, 211, 277, 409, 541, 607, 673, 739, 937, 1069, 1201, 1399, 1531, 1597, 1663, 1861, 1993, 2389, 2521, 2719, 2851, 2917, 3049, 3181, 3313, 3511, 3643, 3709, 3907, 4567, 4831, 5227, 5557, 5623, 5689, 5821, 5953, 6151, 6217, 6481, 6547, 6679, 7207, 7537

Offset

1,1

Links

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

Formula

a(n) ~ 20n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Range[13, 20000, 33], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 25 2011 *)
Select[Prime[Range[3000]], MemberQ[{13}, Mod[#, 33]]&] (* Vincenzo Librandi, Aug 18 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(8000) | p mod 33 eq 13 ]; // Vincenzo Librandi, Aug 18 2012
(PARI) is(n)=isprime(n) && n%33==13 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A022608 A060216 A041318 * A173831 A081584 A125323

Adjacent sequences: A142053 A142054 A142055 * A142057 A142058 A142059

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved