%I A027681
%S A027681 1,4,34,11776,120241253158
%N A027681 Number of independent subsets of Hamming graph H(n,3).
%Y A027681 Sequence in context: A113231 A055621 A000860 this_sequence A097382 A003349 
               A068968
%Y A027681 Adjacent sequences: A027678 A027679 A027680 this_sequence A027682 A027683 
               A027684
%K A027681 nonn
%O A027681 0,2
%A A027681 R. H. Hardin (rhhardin(AT)att.net)