This graph is the complement of the Johnson graph $\mathrm{J}(29,2)$.
Number of vertices: | $406$ |
Diameter: | $2$ |
Intersection array: | $\{351,50;1,325\}$ |
Spectrum: | $351^1 1^{377} (-26)^{28}$ |
Automorphism group: | $\mathrm{S}_{29}$ |
Distance-transitive: | Yes |
Primitive |