A010239 Continued fraction for cube root of 9.

2, 12, 2, 18, 1, 1, 1, 1, 4, 1, 1, 24, 1, 9, 1, 2, 19, 1, 2, 2, 12, 3, 2, 1, 3, 1, 2, 1, 2, 1, 1, 1, 2, 2, 2, 3, 12, 2, 1, 1, 22, 2, 1, 6, 1, 3, 2, 2, 1, 2, 5, 1, 1, 1, 1, 1, 1, 19, 4, 1, 9, 3, 1, 2, 2, 1, 1, 1, 46, 25, 2, 2, 2, 1, 1, 4, 4

Offset

0,1

Links

Harry J. Smith, Table of n, a(n) for n = 0..20000

G. Xiao, Contfrac

Index entries for continued fractions for constants

Example

9^(1/3) = 2.080083823051904... = 2 + 1/(12 + 1/(2 + 1/(18 + 1/(1 + ...)))). - Harry J. Smith, May 08 2009

Prog

(PARI) { allocatemem(932245000); default(realprecision, 21000); x=contfrac(9^(1/3)); for (n=1, 20001, write("b010239.txt", n-1, " ", x[n])); } \\ Harry J. Smith, May 08 2009

Crossrefs

Cf. A010581 = Decimal expansion. - Harry J. Smith, May 08 2009

Sequence in context: A167164 A277265 A263631 * A320975 A222804 A128268

Adjacent sequences: A010236 A010237 A010238 * A010240 A010241 A010242

Keyword

nonn,cofr

Author

N. J. A. Sloane

Status

approved