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A227172
Numbers n such that (48^n + 47^n)/95 is prime.
1
13, 31, 631, 5279
OFFSET
1,1
COMMENTS
All terms are prime.
a(5) > 10^4.
PROG
(PARI) is(n)=ispseudoprime((48^n+47^n)/95) \\ Charles R Greathouse IV, Jun 13 2017
KEYWORD
hard,nonn,more
AUTHOR
Jean-Louis Charton, Jul 03 2013
STATUS
approved