Kneser graph $K(8,2) \cong \mathrm{NO}_6^+(2)$ graph

This graph is the unique $\mathrm{SRG}(28,15,6,10)$. It is the complement of the Johnson graph $\mathrm{J}(8,2)$.

Number of vertices:$28$
Diameter:$2$
Intersection array:$\{15,8;1,10\}$
Spectrum:$15^1 1^{20} (-5)^7$
Automorphism group:$\mathrm{S}_8$
Distance-transitive:Yes
Primitive




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Last updated: 13 August 2024