Search: id:A123467
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%I A123467
%S A123467 1,2,4,9,20,48,115,286,719,1842
%N A123467 Number of trivially perfect graphs on n nodes.
%C A123467 Is this the same as A000081 with a different offset?
%D A123467 S. Hougardy, Classes of perfect graphs, Discr. Math. 306 (2006), 2529-2571.
%H A123467 S. Hougardy, <a href="http://www2.informatik.hu-berlin.de/~hougardy/">
               Home Page</a>
%Y A123467 Sequence in context: A145546 A034826 A145547 this_sequence A145548 A145549 
               A145550
%Y A123467 Adjacent sequences: A123464 A123465 A123466 this_sequence A123468 A123469 
               A123470
%K A123467 nonn
%O A123467 1,2
%A A123467 N. J. A. Sloane (njas(AT)research.att.com), Oct 18 2006

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