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A141922
Primes congruent to 18 mod 23.
3
41, 179, 271, 317, 409, 547, 593, 823, 1237, 1283, 1559, 1697, 1789, 1973, 2111, 2203, 2341, 2617, 2663, 2801, 2939, 3169, 3307, 3491, 3583, 3767, 4273, 4457, 4549, 4733, 4871, 5009, 5101, 5147, 5653, 5791, 6067, 6113, 6343, 6389, 6481, 6619, 6803, 7079
OFFSET
1,1
LINKS
FORMULA
a(n) ~ 22n log n. - Charles R Greathouse IV, Jul 02 2016
MATHEMATICA
Select[Range[18, 20000, 23], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, May 18 2011 *)
PROG
(Magma) [p: p in PrimesUpTo(9000) | p mod 23 eq 18 ]; // Vincenzo Librandi, Aug 16 2012
(PARI) is(n)=isprime(n) && n%23==18 \\ Charles R Greathouse IV, Jul 02 2016
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved