Centered Tree

Author

Eric W. Weisstein
May 31, 2004

This notebook downloaded from http://mathworld.wolfram.com/notebooks/GraphTheory/CenteredTree.nb.

For more information, see Eric's MathWorld entry http://mathworld.wolfram.com/CenteredTree.html.

©2005 Wolfram Research, Inc. except for portions noted otherwise

Counts

Length/@CenteredTrees/@Range[14]//Timing

Figure

Figure

ShowGraphArray[
Map[Highlight[#,GraphCenter[#],
HighlightedVertexStyle->Disk[.1],
HighlightedVertexColors->{Red}]&,
DeleteCases[CenteredTrees/@Range[7],{}],
{2}],
VertexColor->Black
]