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A141923 Primes congruent to 19 mod 23. 4
19, 157, 433, 479, 571, 617, 709, 1031, 1123, 1307, 1399, 1583, 1721, 1951, 1997, 2089, 2273, 2411, 2503, 2549, 2687, 2917, 2963, 3331, 3469, 3607, 3929, 4021, 4159, 4297, 4481, 4987, 5171, 5309, 5861, 5953, 6091, 6229, 6367, 6551, 6689, 6781, 6827, 7057 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
FORMULA
a(n) ~ 22n log n. - Charles R Greathouse IV, Jul 02 2016
MATHEMATICA
Select[Range[19, 20000, 23], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, May 18 2011 *)
Select[Prime[Range[1000]], Mod[#, 23]==19&] (* Harvey P. Dale, Jul 01 2023 *)
PROG
(Magma) [p: p in PrimesUpTo(9000) | p mod 23 eq 19 ]; // Vincenzo Librandi, Aug 16 2012
(PARI) is(n)=isprime(n) && n%23==19 \\ Charles R Greathouse IV, Jul 02 2016
CROSSREFS
Sequence in context: A107891 A302352 A301398 * A261791 A302124 A217215
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved

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Last modified June 24 23:28 EDT 2024. Contains 373691 sequences. (Running on oeis4.)