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A019959
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Decimal expansion of tangent of 61 degrees.
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1
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1, 8, 0, 4, 0, 4, 7, 7, 5, 5, 2, 7, 1, 4, 2, 3, 9, 3, 7, 3, 8, 1, 7, 8, 4, 7, 4, 8, 2, 3, 7, 0, 0, 7, 7, 2, 4, 3, 1, 5, 6, 5, 7, 0, 5, 5, 6, 9, 8, 5, 2, 1, 7, 6, 9, 4, 5, 6, 6, 7, 7, 8, 6, 4, 5, 8, 1, 4, 4, 5, 2, 9, 9, 9, 9, 3, 2, 2, 4, 9, 4, 0, 1, 6, 4, 1, 3, 4, 0, 9, 2, 7, 7, 8, 5, 8, 8, 5, 1
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OFFSET
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1,2
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COMMENTS
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Also the decimal expansion of cotangent of 29 degrees. - Ivan Panchenko, Sep 01 2014
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LINKS
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EXAMPLE
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1.80404775527142393738178474823700772431565705569852176945667786458...
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MATHEMATICA
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RealDigits[Tan[61 Degree], 10, 120][[1]] (* Harvey P. Dale, Mar 29 2016 *)
RealDigits[Tan[61*Pi/180], 10, 100][[1]] (* G. C. Greubel, Nov 22 2018 *)
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PROG
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(PARI) default(realprecision, 100); tan(61*Pi/180) \\ G. C. Greubel, Nov 22 2018
(Magma) SetDefaultRealField(RealField(100)); R:= RealField(); Tan(61*Pi(R)/180); // G. C. Greubel, Nov 22 2018
(Sage) numerical_approx(tan(61*pi/180), digits=100) # G. C. Greubel, Nov 22 2018
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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