DistanceRegular.org
$\text{Coolsaet-Degraer 3-cover of }K_{14}$
Number of vertices:
$42$
Diameter:
$3$
Intersection array:
$\{13,8,1;1,4,13\}$
Spectrum:
$13^1 (\sqrt{13})^{14} (-1)^{13} (-\sqrt{13})^{14}$
Automorphism group:
$PGL(3,2)$
Distance-transitive:
$\text{No}$
$\text{Downloads}$
$\text{Adjacency matrix}$
$\text{Adjacency matrix in GAP format}$
$\text{Adjacency matrix in CSV format}$
$\text{Graph in GRAPE format}$
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Graphs with up to 50 vertices
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Graphs with diameter 3
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Graphs with valency 13
Last updated: 20 February 2019