A129245 Least K such that K*(prime(100*n)^(100*n))-1 is prime with prime(n)=n-th prime.

290, 264, 5180, 3438, 992, 744, 1088, 12770, 8010, 12452

Offset

1,1

Comments

Subsequence of A129244

Links

Table of n, a(n) for n=1..10.

Formula

a(n) = A129244(10*n). - Michel Marcus, Sep 16 2019

Prog

(PARI) a(n) = {my(k=1); while (!isprime(k*(prime(100*n)^(100*n))-1), k++); k; } \\ Michel Marcus, Sep 16 2019

Crossrefs

Cf. A129243, A129244.

Sequence in context: A013883 A180701 A091680 * A186553 A075420 A075421

Adjacent sequences: A129242 A129243 A129244 * A129246 A129247 A129248

Keyword

nonn,more

Author

Pierre CAMI, Apr 05 2007

Status

approved