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%I #4 Nov 16 2017 10:40:32
%S 1,1,2,362,1784062800
%N Chromatic invariant of the n-halved cube graph.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/ChromaticInvariant.html">Chromatic Invariant</a>
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/HalvedCubeGraph.html">Halved Cube Graph</a>
%K nonn,more
%O 1,3
%A _Eric W. Weisstein_, Nov 16 2017