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.

A159820 Continued fraction for e*Pi*phi A131563, where phi = (1 + sqrt(5))/2.

Original entry on oeis.org

13, 1, 4, 2, 13, 3, 1, 1, 7, 3, 30, 1, 7, 1, 1, 40, 2, 6, 2, 1, 35, 4, 1, 3, 3, 1, 3, 3, 8, 1, 1, 4, 3, 5, 7, 1, 1, 1, 1, 2, 1, 2, 2, 1, 188, 3, 2, 1, 7, 1, 1, 13, 1, 7, 28, 2, 2, 47, 31, 1, 1, 1, 5, 3, 1, 7, 2, 3, 1, 3, 2, 1, 3, 4, 4, 2, 1, 1, 3, 1, 1, 1, 3, 4, 1, 19, 225, 1, 1, 16, 1, 1, 1, 1, 11, 4, 3, 1
Offset: 0

Views

Author

Harry J. Smith, Apr 26 2009

Keywords

Examples

			e*Pi*phi = 13.8175802271764... = 13 + 1/(1 + 1/(4 + 1/(2 + 1/(13 + ...)))).
		

Programs

  • Mathematica
    ContinuedFraction[E Pi GoldenRatio,100] (* Harvey P. Dale, Aug 09 2016 *)
  • PARI
    { allocatemem(932245000); default(realprecision, 21000); phi = (1 + sqrt(5))/2; x=contfrac(exp(1)*Pi*phi); for (n=1, 20001, write("b159820.txt", n-1, " ", x[n])); }