Johnson graph J(12,2) | DistanceRegular.org

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Johnson graph $J(12,2)$

The complement of this graph is the Kneser graph $\mathrm{K}(12,2)$ .

Number of vertices:	$66$
Diameter:	$2$
Intersection array:	$\{20,9;1,4\}$
Spectrum:	$20^1 8^{11} (-2)^{54}$
Automorphism group:	$\mathrm{S}_{12}$
Distance-transitive:	Yes
Primitive

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Last updated: 23 July 2024