DistanceRegular.org
$\text{Higman-Sims Graph}$
Number of vertices:
$100$
Diameter:
$2$
Intersection array:
$\{22,21;1,6\}$
Spectrum:
$22^1 2^{77} (-8)^{22}$
Automorphism group:
$\text{HS:2}$
Distance-transitive:
$\text{Yes}$
Primitive
$\text{Downloads}$
$\text{Adjacency matrix}$
$\text{Adjacency matrix in GAP format}$
$\text{Adjacency matrix in CSV format}$
$\text{Graph in GRAPE format}$
$\text{Links}$
$\text{Andries Brouwer}$
$\text{Wikipedia}$
$\text{Wolfram}$
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Graphs with 51-100 vertices
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Graphs with diameter 2
Last updated: 30 January 2017