A110546 In degrees, values of interior angles of regular polygons whose angles are integers.

60, 90, 108, 120, 135, 140, 144, 150, 156, 160, 162, 165, 168, 170, 171, 172, 174, 175, 176, 177, 178, 179

Offset

1,1

Comments

The number of sides for which the interior angles in degrees are integers is given by A018412 (except the first two terms).

Links

Table of n, a(n) for n=1..22.

Formula

a(n) = ((n-2)*180))/n.

Example

a(3)=108, i.e., the value (in degrees) of the interior angles of the third polygon whose angles are integers (the pentagon).

Crossrefs

Cf. A069976, A100659, A018412.

Sequence in context: A357686 A100659 A069976 * A335140 A335201 A267434

Adjacent sequences: A110543 A110544 A110545 * A110547 A110548 A110549

Keyword

easy,fini,full,nonn

Author

Alexandre Wajnberg, Sep 11 2005

Status

approved