1,5

Using the "vacuous truth" convention so that complete graphs K_n are considered to be Ore graphs.

Table of n, a(n) for n=1..10.

Eric Weisstein's World of Mathematics, Ore Graph

Cf. A264683 (number of simple graphs which satisfy the Ore criterion for Hamiltonicity).

Cf. A003216 (number of simple Hamiltonian graphs).

Sequence in context: A290576 A291315 A078532 * A217363 A234462 A153853

Adjacent sequences: A264681 A264682 A264683 * A264685 A264686 A264687

nonn,more

Eric W. Weisstein, Dec 03 2015

approved