DistanceRegular.org
Johnson graph $J(28,3)$
Number of vertices:
$3276$
Diameter:
$3$
Intersection array:
$\{75,48,23;1,4,9\}$
Spectrum:
$75^1 47^{27} 21^{350} (-3)^{2898}$
Automorphism group:
$S_{28}$
Distance-transitive:
Yes
Primitive
Downloads
Graph in GRAPE format
Links
Andries Brouwer
Wikipedia
Wolfram
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Johnson Graphs
Last updated: 23 April 2024