A364162 Number of chordless cycles (of length > 3) in the complement of the n X n queen graph.

0, 0, 1, 180, 2263, 13280, 48772, 139880, 335746, 717172, 1394367, 2530308, 4334037, 7090956, 11152386, 16974892, 25106088, 36230756, 51149185, 70840252, 96432435, 129263544, 170864696, 223022704

Offset

1,4

Links

Table of n, a(n) for n=1..24.

Eric Weisstein's World of Mathematics, Chordless Cycle

Eric Weisstein's World of Mathematics, Queen Graph

Crossrefs

Cf. A361184, A361188.

Sequence in context: A115184 A154672 A211556 * A184225 A099106 A179721

Adjacent sequences: A364159 A364160 A364161 * A364163 A364164 A364165

Keyword

nonn,more

Author

Eric W. Weisstein, Jul 11 2023

Extensions

a(16) from Eric W. Weisstein, Jul 13 2023

a(17)-a(24) from Pontus von Brömssen, Jul 13 2023

Status

approved