A142477 Primes congruent to 2 mod 51.

2, 53, 257, 359, 461, 563, 971, 1277, 1481, 1583, 1787, 1889, 2297, 2399, 2909, 3011, 3623, 3929, 4133, 4337, 4643, 5051, 5153, 5867, 6173, 6581, 7193, 7499, 7703, 7907, 8009, 8111, 9029, 9437, 9539, 9743, 10151, 10253, 10457, 10559, 11069, 11171, 11273

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[{2}, Mod[#, 51]] &] (* Vincenzo Librandi, Aug 28 2012 *)
Select[Range[2, 12000, 51], PrimeQ] (* Harvey P. Dale, Mar 10 2013 *)

Prog

(Magma) [p: p in PrimesUpTo(13000) | p mod 51 eq 2]; // Vincenzo Librandi, Aug 28 2012
(PARI) is(n)=isprime(n) && n%51==2 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A212242 A123005 A281227 * A119112 A356488 A109791

Adjacent sequences: A142474 A142475 A142476 * A142478 A142479 A142480

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved