A108938 Numbers k such that 911*k + 7 is prime.

0, 12, 24, 30, 36, 50, 54, 60, 62, 66, 72, 74, 116, 122, 134, 146, 150, 156, 164, 170, 176, 180, 194, 212, 234, 242, 246, 260, 270, 272, 276, 296, 302, 314, 332, 342, 354, 360, 362, 366, 380, 384, 386, 390, 410, 446, 452, 464, 470, 480, 486, 506, 510, 516, 522

Offset

1,2

Links

Table of n, a(n) for n=1..55.

Example

If k=0 then 911*k + 7 = 7 (prime).
If k=66 then 911*k + 7 = 60133 (prime).

Mathematica

Select[Range[0, 600], PrimeQ[911#+7]&] (* Harvey P. Dale, Apr 02 2017 *)

Prog

(Magma) [n: n in [0..10000] | IsPrime(911*n+7)]; // Vincenzo Librandi, Nov 13 2010
(PARI) is(n)=isprime(911*n+7) \\ Charles R Greathouse IV, Jun 13 2017

Crossrefs

Sequence in context: A352287 A364462 A369182 * A085236 A068567 A316099

Adjacent sequences: A108935 A108936 A108937 * A108939 A108940 A108941

Keyword

nonn,easy

Author

Parthasarathy Nambi, Jul 20 2005

Status

approved