

A106695


Numbers k such that 101*k  997 is prime.


1



10, 16, 18, 24, 28, 34, 48, 54, 58, 66, 70, 76, 84, 90, 96, 100, 124, 136, 138, 150, 154, 156, 168, 178, 180, 186, 198, 208, 228, 234, 238, 256, 264, 276, 280, 294, 298, 300, 310, 318, 324, 336, 340, 354, 360, 366, 370, 376, 378, 390, 406, 418, 430, 450, 468
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OFFSET

1,1


COMMENTS

101 and 997 are the smallest and largest threedigit primes.


LINKS

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


EXAMPLE

If k=10, then 101*k  997 = 13 (prime).
If k=66, then 101*k  997 = 5669 (prime).


MATHEMATICA

Select[Range[5, 500], PrimeQ[101#997]&] (* Harvey P. Dale, Sep 01 2021 *)


PROG

(Magma) [n: n in [10..100000]  IsPrime(101*n  997)]; // Vincenzo Librandi, Nov 13 2010
(PARI) is(n)=isprime(101*n997) \\ Charles R Greathouse IV, Jun 13 2017


CROSSREFS

Cf. A105679, A105583.
Sequence in context: A187797 A352297 A192221 * A053747 A228491 A295667
Adjacent sequences: A106692 A106693 A106694 * A106696 A106697 A106698


KEYWORD

nonn,easy


AUTHOR

Parthasarathy Nambi, May 13 2005


STATUS

approved



