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A333112 The number of edges inside a heptagon formed by the straight line segments mutually connecting all vertices and all points that divide the sides into n equal parts. 5
91, 1575, 10962, 35812, 96257, 201054, 389991, 668458, 1096508, 1675835, 2494989, 3536876, 4930408, 6639913, 8816458, 11425631, 14659085, 18433975, 23007579, 28257418, 34478871, 41557817, 49822388, 59079475, 69756253, 81641812, 95165210 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
See the links in A329713 for images of the heptagons.
LINKS
CROSSREFS
Cf. A329713 (regions), A329714 (n-gons), A333113 (vertices), A330845, A274586 , A332600, A331765.
Sequence in context: A213559 A120756 A027787 * A140667 A221939 A254611
KEYWORD
nonn,more
AUTHOR
EXTENSIONS
a(8)-a(27) from Lars Blomberg, May 13 2020
STATUS
approved

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Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)