A005481 Decimal expansion of cube root of 5.

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

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• cons

Examples

			1.7099759466766969893531088725438601098680551105430549243828617074442959...
		

References

• N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

Links

• Harry J. Smith, Table of n, a(n) for n = 1..20000
• Index entries for algebraic numbers, degree 3.

Crossrefs

Cf. A002948 = Continued fraction. - Harry J. Smith, May 07 2009

Programs

Maple

Digits := 200; root[3](5.) ; # R. J. Mathar, Oct 22 2007

Mathematica

RealDigits[N[5^(1/3), 200]] (* Vladimir Joseph Stephan Orlovsky, May 27 2010 *)
RealDigits[Surd[5,3],10,120][[1]] (* Harvey P. Dale, Jan 08 2023 *)

PARI

{ default(realprecision, 20080); x=5^(1/3); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b005481.txt", n, " ", d)); } \\ Harry J. Smith, May 07 2009

Extensions

More terms from R. J. Mathar, Oct 22 2007