$\text{Norton-Smith graph}\cong \text{Antipodal 3-cover of }O_7(3) \text{ graph on 378 vertices}$

Number of vertices:$1134$
Diameter:$4$
Intersection array:$\{117,80,24,1;1,12,80,117\}$
Spectrum:$117^1 39^{54} (9)^{182} (-3)^{702} (-9)^{195}$
Automorphism group:$3.O_7(3):2 \cong 3.PGO(7,3)$
Distance-transitive:$\text{Yes}$
Antipodal




$\text{Downloads}$

References

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Last updated: 18 March 2019