OFFSET
1,2
LINKS
Eric Weisstein's World of Mathematics, Grid Graph
Eric Weisstein's World of Mathematics, Matching
Eric Weisstein's World of Mathematics, Maximum Independent Edge Set
FORMULA
a(2n) = A028446(n). - Andrew Howroyd, Jan 02 2018
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Eric W. Weisstein, Dec 31 2017
EXTENSIONS
a(4) from Andrew Howroyd, Jan 02 2018
STATUS
approved