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A062665
Numbers k such that 99^k - 98^k is prime.
1
OFFSET
1,1
COMMENTS
a(3) > 20000. - Derek Orr, Sep 03 2014
Terms must be prime. - Derek Orr, Sep 03 2014
a(3) > 10^5. - Robert Price, Mar 22 2015
PROG
(PARI) is(n)=ispseudoprime(99^n-98^n) \\ Charles R Greathouse IV, Sep 04 2014
KEYWORD
nonn,hard,bref
AUTHOR
Mike Oakes, May 18 2001, May 19 2001
STATUS
approved