A142500 Primes congruent to 40 mod 51.

193, 397, 499, 601, 907, 1009, 1213, 1621, 1723, 2029, 2131, 2437, 2539, 3049, 3253, 3457, 3559, 3967, 4273, 4783, 4987, 5701, 6007, 6211, 6619, 6823, 7027, 7129, 7333, 7537, 7639, 7741, 8353, 8761, 8863, 9067, 9679, 9781, 9883, 10597, 10903, 11311, 11617

Offset

1,1

Links

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

Formula

a(n) ~ 32n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Prime[Range[2400]], MemberQ[{40}, Mod[#, 51]] &] (* Vincenzo Librandi, Aug 28 2012 *)
Select[Range[40, 12000, 51], PrimeQ] (* Harvey P. Dale, Jul 19 2020 *)

Prog

(Magma) [p: p in PrimesUpTo(13000) | p mod 51 eq 40]; // Vincenzo Librandi, Aug 28 2012
(PARI) is(n)=isprime(n) && n%51==40 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A142453 A065213 A100363 * A328137 A347636 A113000

Adjacent sequences: A142497 A142498 A142499 * A142501 A142502 A142503

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved