This graph is one of two rank-3 strongly regular graphs with parameters $(364,120,38,40)$ the other being the $\mathrm{O}_7(3)$ graph.
Number of vertices: | $364$ |
Diameter: | $2$ |
Intersection array: | $\{120,81;1,40\}$ |
Spectrum: | $120^1 8^{195} (-10)^{168}$ |
Automorphism group: | $\mathrm{PS_p}(6,3):2$ |
Distance-transitive: | Yes |
Primitive |