%I #9 Sep 08 2022 08:45:50
%S 3,13,31,43,73,109,151,163,181,193,199,211,223,283,331,349,373,379,
%T 409,421,433,463,499,541,571,601,613,619,643,709,739,769,823,829,883,
%U 991,1009,1021,1039,1051,1063,1129,1213,1231,1291,1303,1423,1453,1471,1549
%N Primes p such that 2*p+11 is prime.
%H Vincenzo Librandi, <a href="/A171517/b171517.txt">Table of n, a(n) for n = 1..1000</a>
%e 2*3+11=17, which is prime.
%t Select[Prime[Range[6! ]],PrimeQ[2*#+11]&]
%o (Magma) [p: p in PrimesUpTo(1600) | IsPrime(2*p+11)]; // _Vincenzo Librandi_, Apr 27 2014
%Y Cf. A000040, A005382, A005384, A023204 - A023207, A063908 - A063912.
%K nonn,easy
%O 1,1
%A _Vladimir Joseph Stephan Orlovsky_, Dec 10 2009