Search: id:A076279
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%I A076279
%S A076279 0,0,1,3,16,84,579,5721,87381,2104349
%N A076279 Number of 3-chromatic (i.e. chromatic number equals 3) simple graphs 
               on n nodes.
%H A076279 Keith M. Briggs, <a href="http://keithbriggs.info/cgt.html">Combinatorial 
               Graph Theory</a>
%H A076279 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               n-ChromaticGraph.html">n-Chromatic Graph</a>
%Y A076279 Cf. A076278, A076280, A076281, A076282, A115597.
%Y A076279 Sequence in context: A026160 A025187 A151328 this_sequence A056369 A056360 
               A163604
%Y A076279 Adjacent sequences: A076276 A076277 A076278 this_sequence A076280 A076281 
               A076282
%K A076279 nonn,more
%O A076279 1,4
%A A076279 Eric Weisstein (eric(AT)weisstein.com), Oct 06, 2002
%E A076279 a(10) from Keith Briggs, Mar 14 2006.

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