Paley graph $P_{137}$

Number of vertices:$137$
Diameter:$2$
Intersection array:$\{68,34;1,34\}$
Spectrum:$68^1 \left(\frac{-1+\sqrt{137}}{2}\right)^{68} \left(\frac{-1-\sqrt{137}}{2}\right)^{68}$
Automorphism group:$137:68$
Distance-transitive:Yes
Primitive




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Last updated: 2 March 2025