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A332418 The number of vertices on a decagon formed by the straight line segments mutually connecting all vertices and all points that divide the sides into n equal parts. 5
171, 3581, 23651, 80191, 213041, 444251, 862711, 1481141, 2413721, 3701951, 5493891, 7765621, 10833601, 14589491, 19315751, 25064491, 32107771, 40337021, 50328771, 61790891, 75318371 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
See the links in A333139 for images of the decagons.
LINKS
CROSSREFS
Cf. A333139 (regions), A332417 (n-gons), A332419 (edges), A330846, A092866, A332599, A007569.
Sequence in context: A195279 A370299 A016058 * A152926 A239270 A262142
KEYWORD
nonn,more
AUTHOR
EXTENSIONS
a(6)-a(21) from Lars Blomberg, May 18 2020
STATUS
approved

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Last modified July 20 03:40 EDT 2024. Contains 374441 sequences. (Running on oeis4.)