%I #18 Feb 02 2023 04:20:00
%S 3,47,53,2411,4057,7963,10273,15737,53299
%N Numbers n such that (18^n + 17^n)/35 is prime.
%C All terms are prime.
%o (PARI) is(n)=ispseudoprime((18^n+17^n)/35) \\ _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
%E a(7), a(8) from _Richard Fischer_, Aug 18 2013
%E a(9) from _Robert Price_, Aug 25 2013
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