OFFSET
1,3
LINKS
Eric Weisstein's World of Mathematics, Matching
Eric Weisstein's World of Mathematics, Maximal Independent Edge Set
Eric Weisstein's World of Mathematics, Rook Complement Graph
CROSSREFS
KEYWORD
nonn,hard,more
AUTHOR
Eric W. Weisstein, Sep 11 2017
EXTENSIONS
a(5) from Pontus von Brömssen, Dec 29 2022
STATUS
approved