A040615 Continued fraction for sqrt(641).

25, 3, 6, 1, 9, 3, 1, 3, 1, 5, 1, 1, 5, 1, 3, 1, 3, 9, 1, 6, 3, 50, 3, 6, 1, 9, 3, 1, 3, 1, 5, 1, 1, 5, 1, 3, 1, 3, 9, 1, 6, 3, 50, 3, 6, 1, 9, 3, 1, 3, 1, 5, 1, 1, 5, 1, 3, 1, 3, 9, 1, 6, 3, 50, 3, 6, 1, 9, 3, 1, 3, 1, 5, 1, 1, 5, 1, 3, 1, 3, 9, 1, 6, 3, 50, 3, 6, 1, 9, 3, 1

Offset

0,1

Links

Table of n, a(n) for n=0..90.

Index entries for continued fractions for constants

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).

Formula

a(n) = a(n-21) for n >= 22. - Wesley Ivan Hurt, Mar 02 2023

Maple

with(numtheory): Digits := 300: convert(evalf(sqrt(641)), confrac);

Mathematica

ContinuedFraction[Sqrt[641 ], 100] (* Harvey P. Dale, Nov 05 2023 *)

Crossrefs

Sequence in context: A040613 A040612 A040614 * A317325 A040610 A158786

Adjacent sequences: A040612 A040613 A040614 * A040616 A040617 A040618

Keyword

nonn,cofr,easy

Author

N. J. A. Sloane.

Status

approved