OFFSET
1,2
LINKS
Eric Weisstein's World of Mathematics, Hamiltonian Path
Eric Weisstein's World of Mathematics, Queen Graph
CROSSREFS
KEYWORD
nonn,more,hard
AUTHOR
Eric W. Weisstein, Mar 24 2009
EXTENSIONS
a(4) from Eric W. Weisstein, Dec 16 2013
a(5) from Eric W. Weisstein, Dec 26 2013
STATUS
approved