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A291947
Number of matchings in the n-polygon diagonal intersection graph.
5
4, 19, 708, 434084, 2241083208326, 215756808230894177, 2060566480104934403920300234585909787665, 617615253014819903932289163457572353933923701758144
OFFSET
3,1
COMMENTS
Term a(11) has 99 decimal digits. - Andrew Howroyd, Mar 12 2018
LINKS
Eric Weisstein's World of Mathematics, Independent Edge Set
Eric Weisstein's World of Mathematics, Matching
Eric Weisstein's World of Mathematics, Polygon Diagonal Intersection Graph
CROSSREFS
KEYWORD
nonn
AUTHOR
Eric W. Weisstein, Mar 09 2018
EXTENSIONS
a(8)-a(10) from Andrew Howroyd, Mar 11 2018
STATUS
approved