| Graph Info | |
|---|---|
| Vertices | 30 |
| Edges | 45 |
| Regularity | 3 |
| Eigenspaces | 11 |
Spectrum from low to high frequency:
`0, -1.86099^4, -0.1461, -0.3152^4, -1.6667^2, -0.4607^4, -1.5205, -1.4115^4, -0.7456^4, -1.2060^4, -1`
| Design Info | |
|---|---|
`k`-graphical design |
`k=2`
|
| Efficacy | `5/5` |
| Optimal | no |
| Maximal | no |
| Extremal | no |
| 1-Neighborhood is the graph | no |
| Design Info | |
|---|---|
`k`-graphical design |
`k=10`
|
| Efficacy | `10/29` |
| Optimal | yes |
| Maximal | yes |
| Extremal | yes |
| 1-Neighborhood is the graph | yes |
Get the code or see Wikipedia for more about the Double Star Snark.