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 A335772 Irregular table read by rows: n-sect the angles of a octagon. Then T(n,k) = number of k-sided polygons in that figure for k >= 3. 4
 0, 0, 0, 0, 0, 1, 8, 16, 8, 0, 0, 0, 1, 64, 32, 8, 112, 160, 24, 24, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 56, 24, 224, 272, 72, 48, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 304, 176, 136, 8, 336, 224, 104, 80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 496, 320, 192, 40, 8 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,7 COMMENTS For n<=200 no polygon has more than 16 edges. See A335769 for illustrations. LINKS Lars Blomberg, Table of n, a(n) for n = 1..2113 (the first 200 rows) EXAMPLE The table begins 0, 0, 0, 0, 0, 1; 8; 16, 8, 0, 0, 0, 1; 64, 32, 8; 112, 160, 24, 24, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1; 56, 24; 224, 272, 72, 48, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1; 304, 176, 136, 8; 336, 224, 104, 80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1; 496, 320, 192, 40, 8; CROSSREFS Cf. A333076 (n-sected sides, not angles), A335769 (regions), A335770 (vertices), A335771 (edges). Sequence in context: A073926 A073925 A053321 * A299214 A174256 A037239 Adjacent sequences:  A335769 A335770 A335771 * A335773 A335774 A335775 KEYWORD nonn,tabf AUTHOR Lars Blomberg, Jun 23 2020 STATUS approved

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Last modified June 25 09:45 EDT 2021. Contains 345453 sequences. (Running on oeis4.)