OFFSET
1,2
LINKS
S. Harvey, Carol and Kynea Primes.
PROG
(PARI) is(n)=ispseudoprime((6^n-1)^2-2) \\ Charles R Greathouse IV, Feb 19 2016
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Ray Chandler, Nov 21 2004
STATUS
approved