%I #16 Sep 08 2022 08:45:53
%S 73,6553,4782961,3486784393,31381059601,381520424476945831628649898801
%N Primes of the form 3^(2n) - 8.
%H Vincenzo Librandi, <a href="/A177094/b177094.txt">Table of n, a(n) for n = 1..10</a>
%t Select[Table[(3^(2 n) - 2^3), {n, 1, 200}], PrimeQ] (* _Vincenzo Librandi_, Jan 03 2014 *)
%o (Magma) [a: n in [1..200] | IsPrime(a) where a is(3^(2*n)-2^3)];
%Y Cf. A177093.
%K nonn
%O 1,1
%A _Vincenzo Librandi_, Nov 15 2010