

A101557


Numbers k such that 101*k + 1009 is prime.


1



0, 12, 14, 24, 32, 48, 60, 68, 78, 90, 92, 102, 110, 122, 132, 134, 138, 140, 152, 164, 168, 174, 182, 188, 204, 218, 222, 224, 230, 258, 264, 270, 288, 294, 302, 308, 320, 344, 360, 362, 368, 374, 402, 404, 432, 434, 438, 444, 470, 474, 498
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OFFSET

1,2


COMMENTS

101 is the smallest threedigit prime and 1009 is the smallest fourdigit prime.


LINKS

G. C. Greubel, Table of n, a(n) for n = 1..10000


EXAMPLE

If n=0, then 101*0 + 1009 = 1009 (prime).
If n=90, then 101*90 + 1009 = 10099 (prime).
If n=164, then 101*164 + 1009 = 17573 (prime).


MATHEMATICA

Select[Range[0, 500], PrimeQ[101# + 1009] &] (* Stefan Steinerberger, Feb 28 2006 *)


PROG

(PARI) is(n)=isprime(101*n+1009) \\ Charles R Greathouse IV, Jun 13 2017


CROSSREFS

Sequence in context: A257966 A255842 A229966 * A019292 A175886 A181451
Adjacent sequences: A101554 A101555 A101556 * A101558 A101559 A101560


KEYWORD

nonn,easy


AUTHOR

Parthasarathy Nambi, Jan 25 2005


EXTENSIONS

More terms from Stefan Steinerberger, Feb 28 2006


STATUS

approved



