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A335555 a(n) is the number of edges formed by n-secting the angles of a pentagon. 4
5, 20, 20, 105, 265, 160, 555, 575, 650, 965, 1415, 1085, 1965, 2050, 2170, 2680, 3445, 2410, 4275, 4370, 4620, 5315, 6355, 5605, 7495, 7625, 7910, 8870, 10175, 9125, 11645, 11740, 12120, 13290, 14905, 12960, 16575, 16815, 17240, 18565, 20535, 19025, 22485 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See A335553 for illustrations.

LINKS

Lars Blomberg, Table of n, a(n) for n = 1..200

CROSSREFS

Cf. A329710 (n-sected sides, not angles), A335553 (regions), A335554 (vertices), A335556 (ngons).

Sequence in context: A030696 A227109 A243800 * A098047 A231276 A101728

Adjacent sequences:  A335552 A335553 A335554 * A335556 A335557 A335558

KEYWORD

nonn

AUTHOR

Lars Blomberg, Jun 20 2020

STATUS

approved

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Last modified May 26 11:30 EDT 2022. Contains 354086 sequences. (Running on oeis4.)