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A359693
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Number of edges in a regular drawing of a complete bipartite graph where the vertex positions on each part equal the Farey series of order n.
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7
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6, 24, 162, 670, 4456, 8942, 44470, 98902, 259114, 438552, 1330566, 1897164, 4893752, 7246502, 11544278, 17678880
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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COMMENTS
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The number of vertices along each edge is A005728(n). No formula for a(n) is known.
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LINKS
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FORMULA
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CROSSREFS
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Cf. A359690 (vertices), A359691 (crossings), A359692 (regions), A359694 (k-gons), A005728, A290132, A359655, A358888, A358884, A006842, A006843.
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KEYWORD
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nonn,more
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AUTHOR
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STATUS
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approved
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