A335757 a(n) is the number of regions formed by n-secting the angles of a heptagon.

1, 14, 78, 112, 50, 252, 484, 532, 848, 448, 1261, 1316, 1751, 1862, 1590, 2436, 3053, 3136, 3872, 2912, 4607, 4844, 5629, 5824, 5335, 6734, 7813, 7966, 9073, 7056, 10186, 10500, 11712, 11984, 11299, 13258, 14701, 14980, 16486, 14406, 17998, 18312, 19972

Offset

1,2

Links

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

Lars Blomberg, Illustration for n=3

Lars Blomberg, Illustration for n=4

Lars Blomberg, Illustration for n=21

Lars Blomberg, Illustration for n=22

Crossrefs

Cf. A329713 (n-sected sides, not angles), A335758 (vertices), A335759 (edges), A335760 (ngons).

Sequence in context: A269495 A085462 A050404 * A044201 A044582 A058895

Adjacent sequences: A335754 A335755 A335756 * A335758 A335759 A335760

Keyword

nonn

Author

Lars Blomberg, Jun 22 2020

Status

approved