Paley graph P89 | DistanceRegular.org

Paley graph $P_{89}$

Number of vertices:	$89$
Diameter:	$2$
Intersection array:	$\{44,22; 1,22\}$
Spectrum:	$44^1 \left(\frac{-1+\sqrt{89}}{2}\right)^{44} \left(\frac{-1-\sqrt{89}}{2}\right)^{44}$
Automorphism group:	$89:44$
Distance-transitive:	Yes
Primitive