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A019901 Decimal expansion of tangent of 3 degrees. 2
0, 5, 2, 4, 0, 7, 7, 7, 9, 2, 8, 3, 0, 4, 1, 2, 0, 4, 0, 3, 8, 8, 0, 5, 8, 2, 4, 4, 7, 3, 9, 8, 4, 3, 7, 4, 9, 5, 3, 4, 2, 4, 9, 2, 7, 8, 0, 9, 9, 4, 7, 3, 8, 4, 4, 7, 3, 4, 4, 4, 9, 1, 5, 3, 5, 3, 0, 3, 6, 1, 6, 0, 8, 9, 3, 7, 3, 8, 0, 8, 0, 4, 5, 2, 6, 2, 7, 7, 9, 3, 2, 1, 8, 4, 0, 4, 7, 0, 5, 7 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

This sequence is also decimal expansion of cotangent of 87 degrees. - Mohammad K. Azarian, Jun 29 2013

An algebraic integer of degree 8. - Charles R Greathouse IV, Aug 27 2017

LINKS

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

Wikipedia, Exact trigonometric constants

EXAMPLE

0.0524077...

PROG

(PARI) tan(Pi/60) \\ Charles R Greathouse IV, Aug 27 2017

CROSSREFS

Sequence in context: A307381 A256167 A207528 * A187059 A267120 A267484

Adjacent sequences:  A019898 A019899 A019900 * A019902 A019903 A019904

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 March 30 22:55 EDT 2020. Contains 333132 sequences. (Running on oeis4.)