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A106692 Numbers k such that 97*k - 11 is prime. 1
6, 12, 46, 54, 64, 70, 90, 100, 102, 106, 112, 114, 126, 142, 156, 166, 172, 180, 184, 196, 202, 204, 210, 214, 222, 226, 240, 250, 256, 306, 310, 312, 322, 340, 354, 366, 370, 372, 406, 412, 424, 432, 436, 442, 454, 456, 466, 480, 492, 510, 532, 534, 540 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

11 and 97 are the smallest and largest of two-digit primes.

LINKS

Daniel Starodubtsev, Table of n, a(n) for n = 1..10000

EXAMPLE

If k=6, then 97*k - 11 = 571 (prime).

If k=106, then 97*k - 11 = 10271 (prime).

MATHEMATICA

Select[Range[600], PrimeQ[97#-11]&] (* Harvey P. Dale, May 18 2021 *)

PROG

(Magma) [n: n in [1..100000] | IsPrime(97*n - 11)]; // Vincenzo Librandi, Nov 13 2010

(PARI) is(n)=isprime(97*n-11) \\ Charles R Greathouse IV, Jun 13 2017

CROSSREFS

Cf. A105773, A105775.

Sequence in context: A121160 A105863 A052904 * A032470 A342302 A018809

Adjacent sequences: A106689 A106690 A106691 * A106693 A106694 A106695

KEYWORD

nonn,easy

AUTHOR

Parthasarathy Nambi, May 13 2005

STATUS

approved

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Last modified December 8 07:30 EST 2022. Contains 358677 sequences. (Running on oeis4.)