A141956 Primes congruent to 13 mod 27.

13, 67, 229, 283, 337, 499, 607, 661, 769, 823, 877, 1039, 1093, 1201, 1471, 1579, 1741, 2011, 2281, 2389, 2551, 2659, 2713, 2767, 3037, 3253, 3307, 3361, 3469, 3631, 3739, 3793, 3847, 4441, 4549, 4603, 4657, 5197, 5413, 5521, 5683, 5737, 5791, 5953, 6007

Offset

1,1

Links

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

Formula

a(n) ~ 18n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Range[13, 30000, 27], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 21 2011 *)

Prog

(Magma) [p: p in PrimesUpTo(7000) | p mod 27 eq 13 ]; // Vincenzo Librandi, Aug 16 2012
(PARI) is(n)=isprime(n) && n%27==13 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040, A141957, A141958, A141959.

Sequence in context: A257809 A106975 A086689 * A290244 A137720 A199896

Adjacent sequences: A141953 A141954 A141955 * A141957 A141958 A141959

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved