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A019904 Decimal expansion of tangent of 6 degrees. 1
1, 0, 5, 1, 0, 4, 2, 3, 5, 2, 6, 5, 6, 7, 6, 4, 6, 2, 5, 1, 1, 5, 0, 2, 3, 8, 0, 1, 3, 9, 8, 8, 1, 9, 1, 5, 2, 5, 0, 2, 4, 6, 6, 4, 9, 5, 4, 5, 6, 8, 6, 8, 8, 2, 8, 7, 8, 6, 6, 1, 5, 6, 8, 1, 8, 3, 7, 8, 1, 9, 1, 0, 8, 1, 0, 6, 1, 4, 4, 1, 6, 7, 9, 7, 9, 3, 7, 5, 0, 4, 6, 7, 4, 7, 7, 0, 2, 0, 0 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Also the decimal expansion of cotangent of 84 degrees. - Mohammad K. Azarian, Jun 30 2013

An algebraic integer of degree 8. - Charles R Greathouse IV, Nov 17 2017

LINKS

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

Wikipedia, Exact trigonometric constants

PROG

(PARI) tan(Pi/30) \\ Charles R Greathouse IV, Nov 17 2017

CROSSREFS

Sequence in context: A102259 A021200 A265301 * A002068 A021666 A143148

Adjacent sequences:  A019901 A019902 A019903 * A019905 A019906 A019907

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane.

STATUS

approved

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