%I A098864
%S A098864 1,2,4,8,15,46,58,74,262,898
%N A098864 Numbers n such that (6^n)*(2^n -1) +1 is prime.
%Y A098864 Sequence in context: A108693 A007673 A026096 this_sequence A002546 A010745 
               A097777
%Y A098864 Adjacent sequences: A098861 A098862 A098863 this_sequence A098865 A098866 
               A098867
%K A098864 more,nonn
%O A098864 1,2
%A A098864 Pierre CAMI (pierrecami(AT)tele2.fr), Oct 12 2004