A010224 Continued fraction for sqrt(181).

13, 2, 4, 1, 8, 6, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 6, 8, 1, 4, 2, 26, 2, 4, 1, 8, 6, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 6, 8, 1, 4, 2, 26, 2, 4, 1, 8, 6, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 6, 8, 1, 4, 2, 26, 2, 4, 1, 8, 6, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 6

Offset

0,1

Links

Table of n, a(n) for n=0..79.

G. Xiao, Contfrac

Index entries for continued fractions for constants

Index entries for periodic sequences.

Index entries for linear recurrences with constant coefficients, signature (0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1).

Mathematica

ContinuedFraction[Sqrt[181], 300] (* Vladimir Joseph Stephan Orlovsky, Mar 26 2011 *)

Prog

(PARI) a(n)=if(n, 91138349102072722525055557358\27^(n%21)%27, 13) \\ Charles R Greathouse IV, May 31 2026

Crossrefs

Cf. A041334/A041335 (convergents), A178231 (decimal expansion).

Sequence in context: A040166 A100395 A051310 * A100081 A078197 A070704

Adjacent sequences: A010221 A010222 A010223 * A010225 A010226 A010227

Keyword

nonn,cofr,easy,changed

Author

N. J. A. Sloane

Status

approved