This is the unique such graph which is distance-transitive.
| Number of vertices: | $64$ |
| Diameter: | $4$ |
| Intersection array: | $\{8,7,6,1;1,2,7,8\}$ |
| Spectrum: | $8^1 (\sqrt{8})^{24} 0^{14} (-\sqrt{8})^{24} (-8)^1$ |
| Automorphism group: | order $2^9.3.7$ |
| Distance-transitive: | Yes |
| Bipartite, Antipodal |