NO_8^+(3) graph | DistanceRegular.org

$\mathrm{NO}_8^+(3)$ graph

This graph is the unique rank-3 strongly regular graph with parameters $(1080,351,126,108)$ . The local graph of this graph is the $\mathrm{NO}_7^{- \perp}(3)$ graph.

Number of vertices:	$1080$
Diameter:	$2$
Intersection array:	$\{351,224;1,108\}$
Spectrum:	$351^1 27^{260} (-9)^{819}$
Automorphism group:	$\mathrm{O}^+(8,3):2^2 \cong \mathrm{P}\Omega^+(8,3):2^2$
Distance-transitive:	Yes
Primitive

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Last updated: 29 July 2024

DistanceRegular.org

NO+8(3)\mathrm{NO}_8^+(3) graph

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$\mathrm{NO}_8^+(3)$ graph