A354483 Number of graph minors in the n-helm graph.

143, 791, 4603, 27682, 166009, 979030

Offset

3,1

Comments

Counts exclude the null graph.

Links

Table of n, a(n) for n=3..8.

Eric Weisstein's World of Mathematics, Helm Graph

Eric Weisstein's World of Mathematics, Graph Minor

Crossrefs

Sequence in context: A111185 A074301 A156635 * A035304 A241924 A185514

Adjacent sequences: A354480 A354481 A354482 * A354484 A354485 A354486

Keyword

nonn,more

Author

Eric W. Weisstein, Jun 02 2022

Extensions

a(8) from Eric W. Weisstein, Oct 13 2023

Status

approved