DistanceRegular.org
$\text{Grassmann graph }J_2(6,2)$
Number of vertices:
$651$
Diameter:
$2$
Intersection array:
$\{90,56;1,9\}$
Spectrum:
$90^1 27^{62} (-3)^{588}$
Automorphism group:
$P \Gamma L(6,2)$
Distance-transitive:
$\text{Yes}$
Primitive
$\text{Downloads}$
$\text{Adjacency matrix}$
$\text{Adjacency matrix in GAP format}$
$\text{Adjacency matrix in CSV format}$
$\text{Graph in GRAPE format}$
$\text{Links}$
$\text{Andries Brouwer}$
$\text{Wikipedia}$
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Last updated: 4 August 2017