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Primes of the form 6^n-4^n+11.
1

%I #8 Sep 08 2022 08:45:17

%S 11,13,31,163,1051,6763,42571,9815563,78095728651,2816814940171,

%T 101491237191691,6140870156870777569291,

%U 623673820252533099527568098286632971

%N Primes of the form 6^n-4^n+11.

%H Vincenzo Librandi, <a href="/A104151/b104151.txt">Table of n, a(n) for n = 1..19</a>

%t Select[Table[6^n-4^n+11,{n,0,1000}],PrimeQ] (* _Vincenzo Librandi_, Jul 19 2012 *)

%o (Magma) [ a: n in [0..150] | IsPrime(a) where a is 6^n-4^n+11]; // _Vincenzo Librandi_, Jul 19 2012

%K nonn

%O 1,1

%A _Roger L. Bagula_, Mar 08 2005

%E Added the first term (11) by - _Vincenzo Librandi_, Jul 19 2012