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.

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A189965 Continued fraction of (3+x+sqrt(38+6x))/4, where x=sqrt(13).

Original entry on oeis.org

3, 1, 1, 2, 1, 1, 4, 2, 4, 3, 1, 5, 1, 1, 3, 1, 1, 1, 2, 2, 2, 3, 2, 1, 1, 1, 2, 39, 5, 2, 1, 1, 1, 2, 49, 1, 4, 4, 1, 13, 1, 1, 2, 1, 32, 6, 2, 2, 1, 1, 35, 15, 1, 1, 1, 6, 1, 6, 1, 7, 2, 1, 2, 1, 15, 1, 2, 4, 1, 2, 3, 1, 5, 1, 1, 6, 4, 1, 1, 16, 6, 10, 3, 1, 5, 6, 2, 8, 1, 1, 1, 3, 25, 2, 10, 1, 1, 1, 3, 2, 25, 1, 2, 1, 4, 63, 1, 2, 2, 1, 287, 35, 1, 1, 6, 3, 4, 3, 10, 1
Offset: 0

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Author

Clark Kimberling, May 04 2011

Keywords

Comments

See A189964 and A188635.

Crossrefs

Cf. A189964 (decimal expansion), A188635.

Programs

  • Magma
    ContinuedFraction( (3 + Sqrt(13) + Sqrt(38 + 6*Sqrt(13)))/4 ); // G. C. Greubel, Jan 12 2018
  • Maple
    Digits:=100: convert(evalf((3+sqrt(13)+sqrt(38+6*sqrt(13)))/4), confrac); # Wesley Ivan Hurt, Dec 12 2013
  • Mathematica
    (See A189964.)
    ContinuedFraction[(3 + Sqrt[13] + Sqrt[38 + 6 Sqrt[13]])/4, 100] (* Wesley Ivan Hurt, Dec 12 2013 *)
  • PARI
    contfrac((3+sqrt(13)+sqrt(38+sqrt(468)))/4)
    

Extensions

Offset changed by Andrew Howroyd, Aug 09 2024
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