%I #12 Mar 27 2020 09:01:09
%S 1,3,8,38,53,68,71,73,106,108,123,166,173,186,221,288,326,333,376,386,
%T 456,458,516,656,711,738,788,871,981,1076,1083,1146,1156,1158,1173,
%U 1193,1303,1338,1503,1618,1706,1741,1751,1776,1781,1796,1856,1886,1921,1963
%N Numbers k for which 12*k+5, 12*k+7 and 12*k+11 are primes.
%H Amiram Eldar, <a href="/A123981/b123981.txt">Table of n, a(n) for n = 1..10000</a>
%t Select[Range[2000], And @@ PrimeQ /@ ({5, 7, 11} + 12#) &] (* _Ray Chandler_, Nov 05 2006 *)
%K nonn
%O 1,2
%A _Artur Jasinski_, Oct 30 2006
%E Extended by _Ray Chandler_, Nov 05 2006