A142505 Primes congruent to 47 mod 51.

47, 149, 251, 353, 557, 659, 761, 863, 1373, 2087, 2393, 2699, 2801, 2903, 3209, 3413, 3617, 3719, 3821, 3923, 4127, 4229, 4637, 4943, 5147, 5351, 5657, 5861, 6269, 6473, 6779, 6983, 7187, 7901, 8513, 8819, 9227, 9431, 9533, 9839, 9941, 10247, 10859, 11369

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[2000]], MemberQ[{47}, Mod[#, 51]] &] (* Vincenzo Librandi, Aug 29 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(13000) | p mod 51 eq 47]; // Vincenzo Librandi, Aug 29 2012
(PARI) is(n)=isprime(n) && n%51==47 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A055822 A044379 A044760 * A047948 A142529 A288022

Adjacent sequences: A142502 A142503 A142504 * A142506 A142507 A142508

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved