DistanceRegular.org
$\text{Halved Leonard graphs (2 graphs)}$
Number of vertices:
$144$
Diameter:
$2$
Intersection array:
$\{66,35;1,30\}$
Spectrum:
$66^1 6^{66} (-6)^{77}$
Automorphism group:
$M_{12}:2$
Distance-transitive:
$\text{No}$
Primitive
$\text{Downloads (Graph 1 of 2)}$
$\text{Adjacency matrix}$
$\text{Adjacency matrix in GAP format}$
$\text{Adjacency matrix in CSV format}$
$\text{Graph in GRAPE format}$
$\text{Downloads (Graph 2 of 2)}$
$\text{Adjacency matrix}$
$\text{Adjacency matrix in GAP format}$
$\text{Adjacency matrix in CSV format}$
$\text{Graph in GRAPE format}$
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Graphs with 101-150 vertices
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Graphs with diameter 2
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Graphs from Golay codes and Witt designs
Last updated: 19 February 2017