1,3
Table of n, a(n) for n=1..5.
Eric Weisstein's World of Mathematics, Graph Cycle
Eric Weisstein's World of Mathematics, Rook Complement Graph
Sequence in context: A282792 A008694 A234624 * A083972 A045275 A238057
Adjacent sequences: A292194 A292195 A292196 * A292198 A292199 A292200
nonn,more
Eric W. Weisstein, Sep 14 2017
a(5) from Eric W. Weisstein, Dec 14 2017
approved