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A062625 Numbers k such that 59^k - 58^k is prime. 0
3, 7, 1123, 7489 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Terms greater than 1000 often correspond only to strong pseudoprimes. [Clarified by M. F. Hasler, Sep 15 2013]

a(5) > 10^5. - Robert Price, Jan 31 2013

LINKS

Table of n, a(n) for n=1..4.

PROG

(PARI) is(n)=ispseudoprime(59^n-58^n) \\ Charles R Greathouse IV, Jun 13 2017

CROSSREFS

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

Sequence in context: A065244 A012844 A104052 * A175986 A296351 A349007

Adjacent sequences: A062622 A062623 A062624 * A062626 A062627 A062628

KEYWORD

nonn,hard

AUTHOR

Mike Oakes, May 18 2001, May 19 2001

STATUS

approved

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Last modified November 28 22:51 EST 2022. Contains 358421 sequences. (Running on oeis4.)