This graph is the unique $\mathrm{SRG}(16,5,0,2)$. The complement of this graph is the halved 5-cube. The second subconstituent of this graph is the Petersen graph.
Number of vertices: | $16$ |
Diameter: | $2$ |
Intersection array: | $\{5,4;1,2\}$ |
Spectrum: | $5^1 1^{10} (-3)^5$ |
Automorphism group: | $2^4:\mathrm{S}_5$ |
Distance-transitive: | Yes |
Primitive |