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A129244 Least K such that K*(prime(10*n)^(10*n))-1 is prime with prime(n)=n-th prime. 2
14, 20, 200, 98, 42, 132, 908, 432, 1040, 290, 48, 224, 1370, 462, 146, 110, 398, 402, 152, 264, 770, 1322, 3030, 692, 1106 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..25.

PROG

(PARI) a(n) = {my(k=1); while (!isprime(k*(prime(10*n)^(10*n))-1), k++); k; } \\ Michel Marcus, Sep 16 2019

CROSSREFS

Cf. A129243, A129245.

Sequence in context: A293184 A064974 A167335 * A070719 A030643 A303475

Adjacent sequences:  A129241 A129242 A129243 * A129245 A129246 A129247

KEYWORD

nonn,more

AUTHOR

Pierre CAMI, Apr 05 2007

STATUS

approved

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Last modified August 5 10:38 EDT 2021. Contains 346466 sequences. (Running on oeis4.)