DistanceRegular.org
Johnson graph $J(12,4)$
Number of vertices:
$495$
Diameter:
$4$
Intersection array:
$\{32,21,12,5;1,4,9,16\}$
Spectrum:
$32^1 20^{11} 10^{54} 2^{154} (-4)^{275}$
Automorphism group:
$S_{12}$
Distance-transitive:
Yes
Primitive
Downloads
Adjacency matrix
Adjacency matrix in GAP format
Adjacency matrix in CSV format
Graph in GRAPE format
Links
Andries Brouwer
Wikipedia
Wolfram
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Graphs with 301-500 vertices
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Graphs with diameter 4
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Johnson Graphs
Last updated: 24 April 2024