A142434 Primes congruent to 24 mod 49.

73, 269, 367, 563, 661, 857, 1151, 1249, 1543, 2131, 2621, 2719, 3209, 3307, 3797, 4091, 4483, 4679, 4973, 5659, 5953, 6247, 6737, 7129, 7717, 8011, 8501, 8599, 8893, 9187, 9677, 10069, 10559, 10657, 10853, 11833, 12323, 12421, 12911, 13009, 13499, 13597

Offset

1,1

Links

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

Formula

a(n) ~ 42n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Prime[Range[2500]], Mod[#, 49]==24&] (* Harvey P. Dale, May 26 2011 *)
Select[Prime[Range[2500]], MemberQ[{24}, Mod[#, 49]] &] (* Vincenzo Librandi, Aug 28 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(17000) | p mod 49 eq 24]; // Vincenzo Librandi, Aug 28 2012 *)
(PARI) is(n)=isprime(n) && n%49==24 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A337848 A071392 A305473 * A128032 A142489 A033244

Adjacent sequences: A142431 A142432 A142433 * A142435 A142436 A142437

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved