This graph is the unique rank-3 strongly regular graph with parameters (1408,567,246,216). It is the second subconstituent of the Conway graph on 2300 vertices.
Number of vertices: | 1408 |
Diameter: | 2 |
Intersection array: | {567,320;1,216} |
Spectrum: | 567139252(−9)1155 |
Automorphism group: | PSU(6,2):2 |
Distance-transitive: | Yes |
Primitive |