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A142480 Primes congruent to 7 mod 51. 1
7, 109, 211, 313, 619, 823, 1129, 1231, 1741, 2251, 2557, 2659, 3067, 3169, 3271, 3373, 4597, 4801, 4903, 5107, 5209, 5413, 5821, 5923, 6229, 6637, 6841, 7351, 7759, 7963, 8167, 8269, 8677, 8779, 9187, 9391, 9697, 9901, 10513, 11329, 11839, 11941, 12043 (list; graph; refs; listen; history; text; internal format)
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]], Mod[#, 51]==7&]  (* Harvey P. Dale, Jan 18 2011 *)

Select[Prime[Range[2400]], MemberQ[{7}, Mod[#, 51]] &] (* Vincenzo Librandi, Aug 28 2012 *)

PROG

(MAGMA) [p: p in PrimesUpTo(13000) | p mod 51 eq 7]; // Vincenzo Librandi, Aug 28 2012

(PARI) is(n)=isprime(n) && n%51==7 \\ Charles R Greathouse IV, Jul 03 2016

CROSSREFS

Cf. A000040.

Sequence in context: A130629 A137648 A106977 * A202515 A096498 A123804

Adjacent sequences:  A142477 A142478 A142479 * A142481 A142482 A142483

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Jul 11 2008

STATUS

approved

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Last modified June 1 20:49 EDT 2020. Contains 334765 sequences. (Running on oeis4.)