Dual polar graph $\phantom{.}^2 \mathrm{A}_3(7)$

Number of vertices:$2752$
Diameter:$2$
Intersection array:$\{350,343;1,50\}$
Spectrum:$350^1 6^{2450} (-50)^{301}$
Automorphism group:$\mathrm{PSU}(4,7):\mathrm{D}_8 \cong \mathrm{P} \Gamma \mathrm{U}(4,7)$
Distance-transitive:Yes
Primitive




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Last updated: 12 August 2024