Pappus graph $\cong$ Incidence graph of $AG(2,3)$ minus a parallel class
| Number of vertices: | $18$ |
| Diameter: | $4$ |
| Intersection array: | $\{3,2,2,1; 1,1,2,3\}$ |
| Spectrum: | $3^1 (\sqrt{3})^6 (0)^4 (-\sqrt{3})^6 (-3)^1$ |
| Automorphism group: | $3^2:3:D_8$ |
| Distance-transitive: | Yes |
| Bipartite, Antipodal |
Downloads
- Adjacency matrix
- Adjacency matrix in GAP format
- Adjacency matrix in CSV format
- Graph in GRAPE format
Links
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Graphs with valency 3 •
Incidence Graphs
Last updated: 31 March 2019