A019956 Decimal expansion of tangent of 58 degrees.

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

Offset

1,2

Comments

Also the decimal expansion of cotangent of 32 degrees. - Ivan Panchenko, Sep 01 2014

Links

Ivan Panchenko, Table of n, a(n) for n = 1..1000

Example

1.6003345290410503553267330811833575255040718469227591484115...

Mathematica

RealDigits[Tan[29*Pi/90], 10, 100][[1]] (* G. C. Greubel, Nov 22 2018 *)
RealDigits[Tan[58 Degree], 10, 120][[1]] (* Harvey P. Dale, Jul 21 2021 *)

Prog

(PARI) default(realprecision, 100); tan(29*Pi/90) \\ G. C. Greubel, Nov 22 2018
(Magma) SetDefaultRealField(RealField(100)); R:= RealField(); Tan(29*Pi(R)/90); // G. C. Greubel, Nov 22 2018
(Sage) numerical_approx(tan(29*pi/90), digits=100) # G. C. Greubel, Nov 22 2018

Crossrefs

Cf. A019867 (sine of 58 degrees).

Sequence in context: A333204 A186978 A228532 * A212720 A114760 A261508

Adjacent sequences: A019953 A019954 A019955 * A019957 A019958 A019959

Keyword

nonn,cons

Author

N. J. A. Sloane

Status

approved