Number of vertices: | $997$ |
Diameter: | $2$ |
Intersection array: | $\{498,249;1,249\}$ |
Spectrum: | $498^1 \left(\frac{-1+\sqrt{997}}{2}\right)^{498} \left(\frac{-1-\sqrt{997}}{2}\right)^{498}$ |
Automorphism group: | $997:498$ |
Distance-transitive: | Yes |
Primitive |