A141964 Primes congruent to 25 mod 27.

79, 241, 349, 457, 619, 673, 727, 997, 1051, 1213, 1321, 1429, 1483, 1699, 1753, 1861, 2131, 2239, 2293, 2347, 2617, 2671, 2833, 2887, 3049, 3319, 3373, 3643, 3697, 3967, 4021, 4129, 4507, 4561, 4723, 4831, 4993, 5101, 5209, 5479, 5641, 5749, 5857, 6073

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 02 2016

Mathematica

Select[Range[25, 30000, 27], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Jun 21 2011 *)

Prog

(Magma) [p: p in PrimesUpTo(7000) | p mod 27 eq 25 ]; // Vincenzo Librandi, Aug 16 2012
(PARI) is(n)=isprime(n) && n%27==25 \\ Charles R Greathouse IV, Jul 02 2016

Crossrefs

Cf. A000040, A141965.

Sequence in context: A260335 A257933 A258098 * A347032 A142285 A265599

Adjacent sequences: A141961 A141962 A141963 * A141965 A141966 A141967

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved