

A273522


Numbers n such that 12*14^n1 is prime.


0



1, 2, 4, 6, 22, 24, 26, 37, 47, 257, 374, 1848, 3128, 3468, 6943, 9663
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OFFSET

0,2


LINKS

Table of n, a(n) for n=0..15.
J. Brillhart, D. H. Lehmer and J. L. Selfridge, New primality criteria and factorizations of 2^m+1, Math. Compl. 29 (1975) 620647.
John Eisenmann, Prime Numbers of the Form a * 14^b  1.
Victor Shoup, A Computational Introduction to Number Theory and Algebra, 2008, page 348.
Eric Weisstein's World of Mathematics, Lucas Sequence.
Eric Weisstein's World of Mathematics, RabinMiller Strong Pseudoprime Test.


PROG

(PARI) is(n)=ispseudoprime(12*14^n1) \\ Charles R Greathouse IV, Jun 08 2016


CROSSREFS

Sequence in context: A176652 A251724 A326363 * A227626 A152482 A045960
Adjacent sequences: A273519 A273520 A273521 * A273523 A273524 A273525


KEYWORD

nonn,more


AUTHOR

Jack P. Eisenmann, May 23 2016


STATUS

approved



