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.

A147313 Decimal expansion of sqrt(11)/2.

Original entry on oeis.org

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

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Author

N. J. A. Sloane, Nov 22 2009

Keywords

Examples

			1.6583123951776999245574663683353433419635442727946767985293...
		

References

  • D. Mumford et al., Indra's Pearls, Cambridge 2002; see p. 308.

Crossrefs

Cf. A010468 (sqrt(11)).

Programs

  • Magma
    SetDefaultRealField(RealField(120)); Sqrt(11)/2; // G. C. Greubel, Jan 09 2020
    
  • Maple
    evalf( sqrt(11)/2, 120); # G. C. Greubel, Jan 09 2020
  • Mathematica
    RealDigits[Sqrt[11]/2,10,120][[1]] (* Harvey P. Dale, Mar 06 2012 *)
  • PARI
    default(realprecision, 120); sqrt(11)/2 \\ G. C. Greubel, Jan 09 2020
    
  • Sage
    numerical_approx(sqrt(11)/2, digits=120) # G. C. Greubel, Jan 09 2020