%I #3 Mar 31 2012 13:22:04
%S 1,2,4,6,7,17,23,34,201,706,1413,2265
%N Numbers n such that (p(n)#)*(4*(p(n)#)+1)-1 is prime, where p(i)# = i-th primorial.
%K nonn
%O 1,2
%A _Pierre CAMI_, Apr 11 2005