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A019903 Decimal expansion of tangent of 5 degrees. 1
0, 8, 7, 4, 8, 8, 6, 6, 3, 5, 2, 5, 9, 2, 4, 0, 0, 5, 2, 2, 2, 0, 1, 8, 6, 6, 9, 4, 3, 4, 9, 6, 1, 4, 5, 8, 1, 1, 9, 4, 5, 4, 2, 7, 6, 3, 6, 8, 1, 0, 8, 2, 2, 9, 1, 4, 5, 2, 3, 6, 6, 6, 2, 2, 2, 1, 6, 4, 1, 4, 2, 7, 3, 0, 2, 6, 1, 2, 8, 4, 1, 6, 1, 9, 1, 2, 3, 7, 3, 2, 3, 7, 0, 0, 6, 4, 0, 9, 7, 5 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Also the decimal expansion of cotangent of 85 degrees. - Mohammad K. Azarian, Jun 30 2013

Or tangent of Pi/36 radians or cotangent of 17Pi/36 radians. - Alonso del Arte, Jun 30 2013

LINKS

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

EXAMPLE

0.0874886635259240052220186694...

MATHEMATICA

RealDigits[Tan[Pi/36], 10, 105][[1]] (* Alonso del Arte, Jun 30 2013 *)

CROSSREFS

Sequence in context: A070482 A070702 A019870 * A327340 A167222 A076417

Adjacent sequences:  A019900 A019901 A019902 * A019904 A019905 A019906

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane.

EXTENSIONS

Zero added in front by R. J. Mathar, Feb 05 2009

STATUS

approved

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Last modified May 25 11:07 EDT 2020. Contains 334592 sequences. (Running on oeis4.)