A141999 Primes congruent to 23 mod 29.

23, 139, 197, 313, 487, 661, 719, 1009, 1531, 1879, 2053, 2111, 2459, 2633, 2749, 3271, 3329, 3677, 3793, 3851, 3967, 4373, 4547, 4663, 4721, 5011, 5417, 5591, 5881, 5939, 6113, 6229, 6287, 6577, 6983, 7331, 7621, 7853, 8317, 8839, 9013, 9187, 9419, 9767

Offset: 1

Author

N. J. A. Sloane, Jul 11 2008

Keywords

• nonn
• easy

Links

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

Crossrefs

Cf. A000040, A141977, A141978.

Programs

Magma

[p: p in PrimesUpTo(12000) | p mod 29 eq 23 ]; // Vincenzo Librandi, Aug 17 2012

Mathematica

Select[Range[23,20000,29],PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Apr 07 2011 *)

PARI

is(n)=isprime(n) && n%29==23 \\ Charles R Greathouse IV, Jul 02 2016

Formula

a(n) ~ 28n log n. - Charles R Greathouse IV, Jul 02 2016