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A019972 Decimal expansion of tangent of 74 degrees. 1
3, 4, 8, 7, 4, 1, 4, 4, 4, 3, 8, 4, 0, 9, 0, 8, 6, 5, 0, 6, 9, 6, 2, 2, 4, 2, 2, 5, 0, 9, 9, 3, 8, 4, 9, 6, 3, 4, 3, 0, 4, 9, 0, 8, 0, 4, 0, 9, 1, 3, 6, 9, 9, 5, 3, 5, 4, 4, 3, 7, 9, 9, 4, 5, 4, 8, 9, 7, 8, 5, 3, 2, 1, 8, 5, 7, 5, 5, 4, 4, 5, 1, 8, 0, 2, 4, 1, 1, 7, 7, 3, 0, 4, 2, 8, 5, 1, 5, 7 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Also the decimal expansion of cotangent of 16 degrees. - Ivan Panchenko, Sep 01 2014

An algebraic integer of degree 24. - Charles R Greathouse IV, Feb 03 2015

LINKS

Ivan Panchenko, Table of n, a(n) for n = 1..1000

EXAMPLE

3.48741444384090865069622422509938496343049080409136995...

MATHEMATICA

RealDigits[Tan[74 Degree], 10, 120][[1]] (* Harvey P. Dale, Jul 21 2018 *)

PROG

(PARI) tan(37*Pi/90) \\ Charles R Greathouse IV, Feb 03 2015

(MAGMA) SetDefaultRealField(RealField(100)); R:=RealField(); Tan(37*Pi(R)/90); // G. C. Greubel, Nov 21 2018

(Sage) numerical_approx(tan(37*pi/90), digits=100) # G. C. Greubel, Nov 21 2018

CROSSREFS

Cf. A019883.

Sequence in context: A255703 A255700 A255697 * A064406 A299068 A049826

Adjacent sequences:  A019969 A019970 A019971 * A019973 A019974 A019975

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified April 22 22:22 EDT 2019. Contains 322378 sequences. (Running on oeis4.)