Kneser graph $K(6,2) \cong \mathrm{NO}_4^-(3)$ graph $\cong \mathrm{O}_5(2)$ graph $\cong \mathrm{Sp}_4(2)$ graph

This graph is the complement of the Johnson graph $\mathrm{J}(6,2)$.

Number of vertices:$15$
Diameter:$2$
Intersection array:$\{6,4;1,3\}$
Spectrum:$6^1 1^9 (-3)^5$
Automorphism group:$\mathrm{S}_6$
Distance-transitive:Yes
Primitive




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Last updated: 13 August 2024