DistanceRegular.org
Paley graph $P_{41}$
Number of vertices:
$41$
Diameter:
$2$
Intersection array:
$\{20,10; 1,10\}$
Spectrum:
$20^1 \left(\frac{-1+\sqrt{41}}{2}\right)^{20} \left(\frac{-1-\sqrt{41}}{2}\right)^{20}$
Automorphism group:
$41:20$
Distance-transitive:
Yes
Primitive
Downloads
Adjacency matrix
Adjacency matrix in GAP format
Adjacency matrix in CSV format
Graph in GRAPE format
Links
Andries Brouwer
Wikipedia
Wolfram
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Graphs with up to 50 vertices
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Graphs with diameter 2
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Paley Graphs
Last updated: 4 February 2017