| Wells graph | |
| Vertices: | 32 |
| Edges: | 80 |
| Automorphisms: | 1920 |
| Radius: | 4 |
| Diameter: | 4 |
| Girth: | 5 |
| Chromatic Number: | 4 |
| Chromatic Index: | 5 |
| Properties: | Distance regular Hamiltonian |
| Queue Number: | 3 |
The Wells graph is the unique distance-regular graphwith intersection array
\{5,4,1,1;1,1,4,5\}.
Its spectrum is
51\sqrt{5}8110(-\sqrt{5})8(-3)5