Number of vertices: | $102$ |
Diameter: | $7$ |
Intersection array: | $\{3,2,2,2,1,1,1;1,1,1,1,1,1,3\}$ |
Spectrum: | $3^1 \left(\frac{1+\sqrt{17}}{2}\right)^9 2^{18} (\theta_1)^{16} 0^{17} (\theta_2)^{16} \left(\frac{1-\sqrt{17}}{2}\right)^9 (\theta_3)^{16}$ |
$\theta_1, \theta_2$, and $\theta_3$ are the roots of $\theta^3+3\theta^2-3=0$, which have approximate values $0.879, -1.347$, and $-2.532.$ | |
Automorphism group: | $\mathrm{PSL}(2,17)$ |
Distance-transitive: | Yes |
Primitive |