1,2

Table of n, a(n) for n=1..3.

Eric Weisstein's World of Mathematics, Graph Cycle

Eric Weisstein's World of Mathematics, Grid Graph

Sequence in context: A090768 A119180 A088844 * A137942 A099090 A123269

Adjacent sequences: A234617 A234618 A234619 * A234621 A234622 A234623

nonn,bref,hard,more

Eric W. Weisstein, Dec 28 2013

approved