%I #10 Feb 02 2023 04:20:11
%S 13,31,631,5279
%N Numbers n such that (48^n + 47^n)/95 is prime.
%C All terms are prime.
%C a(5) > 10^4.
%o (PARI) is(n)=ispseudoprime((48^n+47^n)/95) \\ _Charles R Greathouse IV_, Jun 13 2017
%Y Cf. A000978, A057469, A128066, A128335, A128336, A187805, A181141, A187819, A217095.
%K hard,nonn,more
%O 1,1
%A _Jean-Louis Charton_, Jul 03 2013