Incidence graph of AG(2,13) minus a parallel class

Incidence graph of $AG(2,13)$ minus a parallel class

Number of vertices:	$338$
Diameter:	$4$
Intersection array:	$\{13,12,12,1;1,1,12,13\}$
Spectrum:	$13^1 \left(\sqrt{13}\right)^{156} 0^{24} \left(-\sqrt{13}\right)^{156} (-13)^1$
Distance-transitive:	Yes
Bipartite, Antipodal

Last updated: 13 June 2024