%I A077278
%S A077278 2,5,13,31,43,67,79,97,131,179,199,257,293,313,359,389,409,431,443,467
%N A077278 Duplicate of A073683.
%Y A077278 Sequence in context: A054127 A018012 A065377 this_sequence A073683 A098501 
               A116701
%Y A077278 Adjacent sequences: A077275 A077276 A077277 this_sequence A077279 A077280 
               A077281
%K A077278 dead
%O A077278 1,1