$U_6(2) \text{ graph}$

The complement of this graph is the distance-2 graph of the Moscow Soicher graph. This graph is the folded graph of the Meixner 2-cover of the $U_6(2)$ graph and the Meixner 4-cover of the $U_6(2)$ graph.

Number of vertices:$672$
Diameter:$2$
Intersection array:$\{176,135;1,48\}$
Spectrum:$176^1 8^{440} (-16)^{231}$
Automorphism group:$P{\Gamma}L(6,2)\cong U_6(2):S_3$
Distance-transitive:$\text{Yes}$
Primitive




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Last updated: 29 August 2019