A142476 Primes congruent to 1 mod 51.

103, 307, 409, 613, 919, 1021, 1123, 1327, 1429, 1531, 2143, 2347, 2551, 2857, 3061, 3163, 3469, 3571, 3673, 3877, 4591, 4999, 5101, 5407, 6121, 6427, 6529, 6733, 7039, 7243, 7549, 7753, 8059, 8161, 8263, 8467, 9181, 9283, 10099, 10303, 10711, 11119, 11527

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[{1}, Mod[#, 51]] &] (* Vincenzo Librandi, Aug 28 2012 *)
Select[Range[1, 12000, 51], PrimeQ] (* Harvey P. Dale, Aug 22 2016 *)

Prog

(Magma) [p: p in PrimesUpTo(13000) | p mod 51 eq 1]; // Vincenzo Librandi, Aug 28 2012
(PARI) is(n)=isprime(n) && n%51==1 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A023324 A034846 A023352 * A136067 A125038 A142531

Adjacent sequences: A142473 A142474 A142475 * A142477 A142478 A142479

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved