A102148 Numbers k such that 101*k + 11 is prime.

0, 6, 10, 12, 16, 30, 40, 42, 46, 58, 72, 76, 82, 100, 102, 150, 156, 168, 172, 178, 180, 186, 192, 208, 210, 222, 228, 238, 240, 250, 252, 256, 270, 282, 298, 310, 322, 340, 348, 376, 378, 382, 388, 406, 426, 430, 438, 448, 460, 468, 480, 510, 516, 522, 552

Offset

1,2

Comments

101 is the smallest three-digit prime and 11 is the smallest two-digit prime.

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Example

If k=6, then 101*6 + 11 = 617 (prime).
If k=82, then 101*82 + 11 = 8293 (prime).
If k=178, then 101*178 + 11 = 17989 (prime).

Mathematica

Select[Range[0, 600], PrimeQ[101#+11]&]  (* Harvey P. Dale, Feb 28 2015 *)

Prog

(Magma) [n: n in [0..1000] | IsPrime(101*n + 11)]; // Vincenzo Librandi, Nov 17 2010
(PARI) is(n)=isprime(101*n+11) \\ Charles R Greathouse IV, Jun 12 2017

Crossrefs

Sequence in context: A063214 A075082 A101503 * A107407 A315125 A316991

Adjacent sequences: A102145 A102146 A102147 * A102149 A102150 A102151

Keyword

nonn,easy

Author

Parthasarathy Nambi, Feb 15 2005

Status

approved