2nd subconstituent of McLaughlin graph

Number of vertices:$162$
Diameter:$2$
Intersection array:$\{105,32;1,60\}$
Spectrum:$105^1 15^{21} (-3)^{140}$
Automorphism group:$\mathrm{PSU}(4,3):2^2$
Distance-transitive:Yes
Primitive




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Last updated: 27 March 2019