A141911 Primes congruent to 7 mod 23.

7, 53, 191, 283, 421, 467, 743, 881, 1019, 1249, 1433, 1571, 1663, 1709, 1801, 1847, 2399, 2767, 3089, 3181, 3319, 3457, 3733, 3779, 3917, 4423, 4561, 5021, 5113, 5297, 5527, 5573, 5711, 5849, 5987, 6079, 6217, 6263, 6907, 7229, 7321, 7459, 7643, 7873, 7919

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Formula

a(n) ~ 22n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Range[7, 10000, 23], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Apr 05 2011 *)

Prog

(Magma) [p: p in PrimesUpTo(8000) | p mod 23 eq 7 ]; // Vincenzo Librandi, Aug 16 2012
(PARI) is(n)=isprime(n) && n%23==7 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040, A040984, A141908, A100201.

Sequence in context: A239941 A253123 A352459 * A200766 A056590 A223778

Adjacent sequences: A141908 A141909 A141910 * A141912 A141913 A141914

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved