A363960 Number of quadratically embeddable graphs on n nodes.

1, 1, 2, 6, 19, 85, 452, 3174, 26898

Offset

1,3

Comments

Quadratic embeddability is defined for connected graphs.

Links

Table of n, a(n) for n=1..9.

Eric Weisstein's World of Mathematics, Quadratically Embeddable Graph

Crossrefs

Cf. A363961 (connected non-quadratically embeddable graphs).

Sequence in context: A344317 A266933 A291106 * A079453 A341639 A186770

Adjacent sequences: A363957 A363958 A363959 * A363961 A363962 A363963

Keyword

nonn,more

Author

Eric W. Weisstein, Jun 29 2023

Status

approved