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A107302 Numbers k such that 99991*k + 10007 is prime. 2
0, 20, 24, 42, 44, 62, 72, 96, 104, 122, 152, 156, 180, 192, 200, 222, 230, 240, 242, 252, 254, 264, 294, 312, 356, 362, 380, 422, 426, 452, 482, 500, 504, 534, 546, 566, 590, 602, 650, 656, 672, 690, 710, 720, 726, 744, 770, 794, 804, 810, 836, 840, 864, 914 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

10007 and 99991 are the smallest and largest five-digit primes.

LINKS

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

EXAMPLE

If k=0, then 99991*k + 10007 = 10007 (prime).

If k=122, then 99991*k + 10007 = 12208909 (prime).

PROG

(MAGMA) [n: n in [0..1000] | IsPrime(99991*n+10007)]; // Vincenzo Librandi, Nov 13 2010

(PARI) is(n)=isprime(99991*n+10007) \\ Charles R Greathouse IV, Jun 13 2017

CROSSREFS

Cf. A107301.

Sequence in context: A214177 A044996 A263016 * A219392 A193572 A167323

Adjacent sequences:  A107299 A107300 A107301 * A107303 A107304 A107305

KEYWORD

nonn,easy

AUTHOR

Parthasarathy Nambi, May 20 2005

STATUS

approved

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Last modified July 30 05:44 EDT 2021. Contains 346349 sequences. (Running on oeis4.)