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Chromatic invariant of the n X n torus grid graph.
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%I #5 Nov 17 2017 04:05:23

%S 98,48253,121790284

%N Chromatic invariant of the n X n torus grid 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/TorusGridGraph.html">Torus Grid Graph</a>

%K nonn,more

%O 3,1

%A _Eric W. Weisstein_, Nov 16 2017