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A100659
Floor of measure (in degrees) of the internal angles of a regular polygon with n sides.
3
60, 90, 108, 120, 128, 135, 140, 144, 147, 150, 152, 154, 156, 157, 158, 160, 161, 162, 162, 163, 164, 165, 165, 166, 166, 167, 167, 168, 168, 168, 169, 169, 169, 170, 170, 170, 170, 171, 171, 171, 171, 171, 172, 172, 172, 172, 172, 172, 172, 173, 173, 173, 173, 173
OFFSET
3,1
FORMULA
a(n) = floor(180 - 360/n). - Mark Hudson.
EXAMPLE
a(4) = 90 because all angles of a square measure 90 degrees.
PROG
(PARI) a(n) = floor((n-2)*180/n); \\ Michel Marcus, Aug 27 2013
CROSSREFS
Cf. A069976.
Sequence in context: A337688 A086975 A357686 * A069976 A110546 A335140
KEYWORD
easy,nonn
AUTHOR
Federico Arboleda (federico.arboleda(AT)gmail.com), Jan 02 2005
EXTENSIONS
Edited by Mark Hudson, Jan 05 2005
First term 0 removed by Michel Marcus, Aug 27 2013
STATUS
approved