A019942 Decimal expansion of tangent of 44 degrees.

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

Offset

0,1

Comments

Also the decimal expansion of cotangent of 46 degrees. - Ivan Panchenko, Sep 01 2014

Links

Ivan Panchenko, Table of n, a(n) for n = 0..1000

Example

0.9656887748070740459580272997006813932115898170831094624411619...

Mathematica

RealDigits[Tan[44 Degree], 10, 120][[1]] (* Harvey P. Dale, Apr 11 2012 *)
RealDigits[Tan[11*Pi/45], 10, 100][[1]] (* G. C. Greubel, Nov 24 2018 *)

Prog

(PARI) default(realprecision, 100); tan(11*Pi/45) \\ G. C. Greubel, Nov 24 2018
(Magma) SetDefaultRealField(RealField(100)); R:= RealField(); Tan(11*Pi(R)/45); // G. C. Greubel, Nov 24 2018
(Sage) numerical_approx(tan(11*pi/45), digits=100) # G. C. Greubel, Nov 24 2018

Crossrefs

Cf. A019853 (sine of 44 degrees).

Sequence in context: A343947 A367709 A247040 * A102047 A144665 A019884

Adjacent sequences: A019939 A019940 A019941 * A019943 A019944 A019945

Keyword

nonn,cons

Author

N. J. A. Sloane

Status

approved