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%I #14 Dec 07 2024 14:56:36
%S 1,2,4,6,14,20,45,55,112,99,238,245
%N Lower matching number of the n-diagonal intersection graph.
%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/LowerMatchingNumber.html">Lower Matching Number</a>.
%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PolygonDiagonalIntersectionGraph.html">Polygon Diagonal Intersection Graph</a>.
%K nonn,more
%O 3,2
%A _Eric W. Weisstein_, Dec 06 2024