A062660 Numbers k such that 94^k - 93^k is prime.

3, 79, 1367, 2741, 10937, 17599

Offset

1,1

Comments

Terms greater than 1000 are often only strong pseudoprimes.

a(7) > 20000. - Derek Orr, Sep 09 2014

Links

Table of n, a(n) for n=1..6.

Prog

(PARI) is(n)=ispseudoprime(94^n-93^n) \\ Charles R Greathouse IV, Jun 13 2017

Crossrefs

Cf. A000043, A057468, A059801, A059802, A062572-A062666.

Sequence in context: A073176 A236574 A367249 * A331673 A065399 A265592

Adjacent sequences: A062657 A062658 A062659 * A062661 A062662 A062663

Keyword

nonn,hard,more

Author

Mike Oakes, May 18 2001, May 19 2001

Extensions

a(5) and a(6) from Derek Orr, Sep 09 2014

Status

approved