cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A019956 Decimal expansion of tangent of 58 degrees.

Original entry on oeis.org

1, 6, 0, 0, 3, 3, 4, 5, 2, 9, 0, 4, 1, 0, 5, 0, 3, 5, 5, 3, 2, 6, 7, 3, 3, 0, 8, 1, 1, 8, 3, 3, 5, 7, 5, 2, 5, 5, 0, 4, 0, 7, 1, 8, 4, 6, 9, 2, 2, 7, 5, 9, 1, 4, 8, 4, 1, 1, 5, 0, 0, 2, 2, 9, 7, 2, 3, 8, 4, 5, 7, 2, 8, 1, 6, 6, 0, 3, 8, 1, 2, 6, 2, 0, 8, 2, 7, 9, 1, 4, 9, 6, 2, 4, 0, 4, 4, 1, 3
Offset: 1

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Comments

Also the decimal expansion of cotangent of 32 degrees. - Ivan Panchenko, Sep 01 2014

Examples

			1.6003345290410503553267330811833575255040718469227591484115...
		

Crossrefs

Cf. A019867 (sine of 58 degrees).

Programs

  • Magma
    SetDefaultRealField(RealField(100)); R:= RealField(); Tan(29*Pi(R)/90); // G. C. Greubel, Nov 22 2018
    
  • Mathematica
    RealDigits[Tan[29*Pi/90], 10, 100][[1]] (* G. C. Greubel, Nov 22 2018 *)
    RealDigits[Tan[58 Degree],10,120][[1]] (* Harvey P. Dale, Jul 21 2021 *)
  • PARI
    default(realprecision, 100); tan(29*Pi/90) \\ G. C. Greubel, Nov 22 2018
    
  • Sage
    numerical_approx(tan(29*pi/90), digits=100) # G. C. Greubel, Nov 22 2018