A364876 Number of chordless cycles (of length >= 4) in the complement of the n-middle layer graph.

3, 255, 8050, 185535, 3757446, 71633562

Offset

1,1

Comments

All complement chordless cycles are of length 4.

Links

Table of n, a(n) for n=1..6.

Eric Weisstein's World of Mathematics, Chordless Cycle

Eric Weisstein's World of Mathematics, Graph Complement

Eric Weisstein's World of Mathematics, Middle Layer Graph

Crossrefs

Sequence in context: A227028 A279653 A320023 * A045824 A027860 A059947

Adjacent sequences: A364873 A364874 A364875 * A364877 A364878 A364879

Keyword

nonn,more

Author

Eric W. Weisstein, Aug 11 2023

Extensions

a(6) from Eric W. Weisstein, Feb 15 2024

Status

approved