A141960 Primes congruent to 19 mod 27.

19, 73, 127, 181, 397, 613, 829, 883, 937, 991, 1153, 1423, 1531, 1693, 1747, 1801, 2017, 2179, 2287, 2341, 2503, 2557, 2719, 3259, 3313, 3529, 3583, 3637, 3691, 3853, 3907, 4177, 4231, 4339, 4447, 4663, 4933, 4987, 5419, 5527, 5581, 5689, 5743, 5851, 6067

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[19, 30000, 27], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 21 2011 *)

Prog

(Magma) [p: p in PrimesUpTo(7000) | p mod 27 eq 19 ]; // Vincenzo Librandi, Aug 16 2012
(PARI) is(n)=isprime(n) && n%27==19 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040, A141963, A141964, A141965.

Sequence in context: A321343 A255889 A154406 * A178541 A157889 A361677

Adjacent sequences: A141957 A141958 A141959 * A141961 A141962 A141963

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved