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.

A329336 Continued fraction of A328906 = 0.4895363211996..., solution to 1 + 2^x = 6^x.

Original entry on oeis.org

0, 2, 23, 2, 1, 1, 4, 1, 1, 27, 4, 12, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 1, 4, 1, 2, 1, 2, 1, 2, 6, 1, 10, 4, 3, 4, 1, 2, 1, 1, 43, 69, 1, 2, 41, 1, 3, 2, 3, 3, 1, 5, 4, 1, 1, 1, 7, 1, 1, 1, 11, 13, 2, 3, 1, 1, 1, 118, 2, 1, 1, 12, 1, 2, 2, 2, 6, 2, 3, 1, 4, 1, 8, 1, 1, 18, 2, 21, 1, 4, 1, 3, 1, 51, 6, 1, 1, 18, 2, 1, 1, 2, 56, 1, 1, 5, 4, 1, 4, 7, 1, 2, 2, 1, 9, 76, 2, 1, 3, 1, 5, 3, 1, 7, 6
Offset: 0

Views

Author

M. F. Hasler, Nov 11 2019

Keywords

Examples

			0.4895363211996... = 0 + 1/(2 + 1/(23 + 1/(2 + 1/(1 + 1/(1 + 1/(4 + 1/...))))))
		

Crossrefs

Cf. A328912 (cont. frac. of A242208: 1 + 2^x = 4^x), A328913 (cont. frac. of A328900: 2^x + 3^x = 4^x), A329334 (cont. frac. of A328904: 1 + 3^x = 5^x).

Programs

  • Mathematica
    ContinuedFraction[x/.FindRoot[1+2^x==6^x,{x,.4},WorkingPrecision->1000],150] (* Harvey P. Dale, Oct 15 2022 *)
  • PARI
    contfrac(c=solve(x=0,1, 1+2^x-6^x))[^-1] \\ discarding possibly incorrect last term. Use e.g. \p999 to get more terms. - M. F. Hasler, Oct 31 2019