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A141956
Primes congruent to 13 mod 27.
1
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
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
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved