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Number of cycles in the n-polygon diagonal intersection graph.
3

%I #8 Mar 11 2018 21:44:59

%S 1,13,523,225048,92159003874,16451345373352824

%N Number of cycles in the n-polygon diagonal intersection graph.

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/GraphCycle.html">Graph Cycle</a>

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/PolygonDiagonalIntersectionGraph.html">Polygon Diagonal Intersection Graph</a>

%Y Cf. A294992, A300513, A300551.

%K nonn,more

%O 3,2

%A _Eric W. Weisstein_, Mar 08 2018

%E a(7)-a(8) from _Andrew Howroyd_, Mar 11 2018