%I A123463
%S A123463 1,2,4,11,33,136,532,1783,5549,17906
%N A123463 Number of 3-overlap triangle-free perfect graphs on n nodes.
%D A123463 S. Hougardy, Classes of perfect graphs, Discr. Math. 306 (2006), 2529-2571.
%H A123463 S. Hougardy, <a href="http://www2.informatik.hu-berlin.de/~hougardy/">
               Home Page</a>
%Y A123463 Sequence in context: A123444 A123473 A123462 this_sequence A123468 A123415 
               A123469
%Y A123463 Adjacent sequences: A123460 A123461 A123462 this_sequence A123464 A123465 
               A123466
%K A123463 nonn
%O A123463 1,2
%A A123463 N. J. A. Sloane (njas(AT)research.att.com), Oct 18 2006