%I #6 Sep 08 2022 08:46:01
%S 19,211,379,859,1009,1171,1531,2161,3169,4051,6529,8209,13249,14401,
%T 15601,17491,19489,23059,24571,27739,30241,34651,35569,37441,42331,
%U 44371,47521,49681,55291,63649,64891,67411,82129,84961,92251,96769
%N Primes of the form 6n^2 - 5.
%H Vincenzo Librandi, <a href="/A201791/b201791.txt">Table of n, a(n) for n = 1..5000</a>
%t Select[Table[6n^2-5,{n,1,700}],PrimeQ]
%o (Magma) [a: n in [1..200] | IsPrime(a) where a is 6*n^2-5];
%K nonn,easy
%O 1,1
%A _Vincenzo Librandi_, Dec 05 2011