OFFSET
2,1
LINKS
Eric Weisstein's World of Mathematics, Queen Graph
Eric Weisstein's World of Mathematics, Total Domination Number
Eric W. Weisstein, Example minimum total domination configurations for n X n queen graphs
CROSSREFS
KEYWORD
nonn,more,hard
AUTHOR
Eric W. Weisstein, Apr 17 2018
EXTENSIONS
a(17)-a(20) from Eric W. Weisstein, Sep 10-11 2021
STATUS
approved