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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
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
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 A344867
KEYWORD
nonn,cons
STATUS
approved