

A010581


Decimal expansion of cube root of 9.


4



2, 0, 8, 0, 0, 8, 3, 8, 2, 3, 0, 5, 1, 9, 0, 4, 1, 1, 4, 5, 3, 0, 0, 5, 6, 8, 2, 4, 3, 5, 7, 8, 8, 5, 3, 8, 6, 3, 3, 7, 8, 0, 5, 3, 4, 0, 3, 7, 3, 2, 6, 2, 1, 0, 9, 6, 9, 7, 5, 9, 1, 0, 8, 0, 2, 0, 0, 1, 0, 6, 3, 1, 1, 3, 9, 7, 2, 6, 8, 7, 7, 3, 6, 0, 6, 0, 5, 6, 6, 3, 6, 7, 9, 0, 7, 5, 7, 4, 8, 6, 7, 2, 8, 6, 7, 1, 5, 9
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OFFSET

1,1


REFERENCES

Horace S. Uhler, Manyfigure approximations for cubic root of 2, cubic root of 3, cubic root of 4 and cubic root of 9 with chi 2 data, Scripta Math. 18, (1952). 173176.


LINKS

Harry J. Smith, Table of n, a(n) for n = 1..20000
H. S. Uhler, Manyfigure approximations for cubed root of 2, cubed root of 3, cubed root of 4, and cubed root of 9 with chi2 data, Scripta Math. 18, (1952). 173176. [Annotated scanned copies of pages 175 and 176 only]


EXAMPLE

2.08008382305190411453005682435788538633780534037326210...


MATHEMATICA

RealDigits[N[9^(1/3), 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Jan 24 2012 *)


PROG

(PARI) { default(realprecision, 20080); x=9^(1/3); for (n=1, 20000, d=floor(x); x=(xd)*10; write("b010581.txt", n, " ", d)); } \\ Harry J. Smith, May 07 2009, corrected May 19 2009


CROSSREFS

Cf. A010239 = Continued fraction.  Harry J. Smith, May 07 2009
Sequence in context: A293265 A121814 A195298 * A276987 A200489 A011124
Adjacent sequences: A010578 A010579 A010580 * A010582 A010583 A010584


KEYWORD

nonn,cons


AUTHOR

N. J. A. Sloane


EXTENSIONS

Revised by N. J. A. Sloane, Apr 23 2006


STATUS

approved



