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%I #2 Mar 31 2012 12:38:20
%S 17,47,149,2081,8231,140737488355469,
%T 300613450595050653169853516389035139504087366260264943450533244356122755214669880763353471793250393988087678029
%N Primes of the form q*p+2^p where p is prime, q=3.
%t lst={};Do[p=Prime[n];If[PrimeQ[p=3*p+2^p],AppendTo[lst,p]],{n,5!}];lst
%Y Cf. A057664
%K nonn
%O 1,1
%A _Vladimir Joseph Stephan Orlovsky_, Jan 28 2009