Incidence graph of $PG(3,2)$

Number of vertices:$30$
Diameter:$3$
Intersection array:$\{7,6,4;1,3,7\}$
Spectrum:$7^1 2^{14} (-2)^{14} (-7)^1$
Automorphism group:$\mathrm{Aut}(\mathrm{PGL}(4,2)) \cong \mathrm{PGL}(4,2).2 \cong S_{8}$
Distance-transitive:Yes
Bipartite




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Last updated: 31 March 2019