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A062578
Numbers k such that 12^k - 11^k is prime.
2
2, 3, 7, 89, 101, 293, 4463, 70067
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OFFSET
1,1
COMMENTS
Terms greater than 1000 may correspond to unproven strong pseudoprimes.
LINKS
Table of n, a(n) for n=1..8.
PROG
(PARI) is(n)=ispseudoprime(12^n-11^n) \\
Charles R Greathouse IV
, May 22 2017
CROSSREFS
Cf.
A000043
,
A057468
,
A059801
,
A059802
,
A062572
-
A062666
.
Sequence in context:
A247025
A053964
A308730
*
A062529
A308917
A058443
Adjacent sequences:
A062575
A062576
A062577
*
A062579
A062580
A062581
KEYWORD
nonn
,
hard
AUTHOR
Mike Oakes
, May 18 2001, May 19 2001
EXTENSIONS
New term 70067 (found in 2006) from
Jean-Louis Charton
, Sep 02 2009
Edited by
M. F. Hasler
, Sep 16 2013
STATUS
approved
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Last modified August 30 11:14 EDT 2024. Contains 375543 sequences. (Running on oeis4.)