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A019897 Decimal expansion of sine of 88 degrees. 2
9, 9, 9, 3, 9, 0, 8, 2, 7, 0, 1, 9, 0, 9, 5, 7, 3, 0, 0, 0, 6, 2, 4, 3, 4, 4, 0, 0, 4, 3, 9, 2, 9, 9, 6, 4, 4, 9, 5, 2, 3, 6, 3, 0, 6, 6, 6, 9, 9, 9, 6, 7, 7, 3, 1, 0, 3, 9, 0, 0, 4, 0, 8, 0, 1, 0, 9, 4, 8, 6, 1, 8, 9, 1, 8, 3, 3, 2, 6, 5, 2, 5, 4, 9, 5, 0, 4, 5, 3, 4, 4, 6, 4, 2, 2, 3, 6, 4, 4 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Equals sin(22*Pi/45). - Wesley Ivan Hurt, Sep 01 2014

An algebraic number of degree 24 and denominator 2. - Charles R Greathouse IV, Aug 27 2017

LINKS

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

EXAMPLE

0.9993908270190957300062434400439299644952363066699967731039004...

MAPLE

Digits:=100: evalf(sin(22*Pi/45)); # Wesley Ivan Hurt, Sep 01 2014

MATHEMATICA

RealDigits[Sin[22 Pi/45], 10, 100, -1][[1]] (* Wesley Ivan Hurt, Sep 01 2014 *)

PROG

(PARI) cos(Pi/90) \\ Charles R Greathouse IV, Aug 27 2017

CROSSREFS

Sequence in context: A274031 A111623 A229985 * A111613 A111591 A258814

Adjacent sequences:  A019894 A019895 A019896 * A019898 A019899 A019900

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified April 5 03:15 EDT 2020. Contains 333238 sequences. (Running on oeis4.)