A140243 Decimal expansion of 180*arccos(11/16)/Pi.

4, 6, 5, 6, 7, 4, 6, 3, 4, 4, 2, 2, 1, 0, 2, 2, 8, 3, 6, 3, 6, 8, 6, 8, 9, 5, 6, 0, 2, 6, 1, 8, 5, 0, 1, 9, 8, 4, 6, 0, 5, 2, 0, 7, 1, 2, 6, 3, 3, 0, 1, 5, 0, 5, 7, 1, 8, 4, 9, 6, 4, 5, 9, 7, 3, 4, 4, 6, 1, 1, 9, 2, 5, 7, 8, 1, 7, 6, 4, 5, 2, 9, 7, 6, 2, 3, 2, 7, 0, 6, 1, 9, 9, 9, 2, 8, 4, 5, 0, 2, 2, 4, 2, 5, 4

Offset

2,1

Comments

Angle in degrees of the larger acute angle of the obtuse scalene triangle with sides of lengths 2, 3 and 4, the scalene triangle with least integer side lengths.

A140241 + A140243 + A140245 = 180.

Links

Table of n, a(n) for n=2..106.

Formula

180*arccos(11/16)/Pi = 180*A140242/Pi.

Example

46.5674634422102283636868956026185019846052071263301505718496459734461192578...

Mathematica

RealDigits[180 ArcCos[11/16]/Pi, 10, 120][[1]] (* Harvey P. Dale, Jul 07 2022 *)

Prog

(PARI) 180*acos(11/16)/Pi

Crossrefs

Cf. A140239, A140240, A140241, A140242, A140244, A140245, A140246, A140247, A140248, A140249.

Sequence in context: A092526 A307463 A243396 * A366872 A343470 A199289

Adjacent sequences: A140240 A140241 A140242 * A140244 A140245 A140246

Keyword

cons,nonn

Author

Rick L. Shepherd, May 14 2008

Status

approved