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Number of graph minors in the n-helm graph.
0

%I #25 Feb 16 2025 08:34:03

%S 143,791,4603,27682,166009,979030

%N Number of graph minors in the n-helm graph.

%C Counts exclude the null graph.

%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/HelmGraph.html">Helm Graph</a>

%H Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/GraphMinor.html">Graph Minor</a>

%K nonn,more,changed

%O 3,1

%A _Eric W. Weisstein_, Jun 02 2022

%E a(8) from _Eric W. Weisstein_, Oct 13 2023