Search: id:A123428
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%I A123428
%S A123428 1,2,4,10,27,92,369,1807,10344,67659
%N A123428 Number of interval perfect graphs on n nodes.
%C A123428 Is this the same as A005975? - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), 
               Jun 18 2008
%D A123428 S. Hougardy, Classes of perfect graphs, Discr. Math. 306 (2006), 2529-2571.
%H A123428 S. Hougardy, <a href="http://www2.informatik.hu-berlin.de/~hougardy/">
               Home Page</a>
%Y A123428 Sequence in context: A148108 A057786 A007776 this_sequence A005975 A048193 
               A123411
%Y A123428 Adjacent sequences: A123425 A123426 A123427 this_sequence A123429 A123430 
               A123431
%K A123428 nonn
%O A123428 1,2
%A A123428 N. J. A. Sloane (njas(AT)research.att.com), Oct 18 2006

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