A005482 Decimal expansion of cube root of 7. (Formerly M4592)

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

Offset

1,2

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

Example

1.9129311827723891011991168...

Mathematica

RealDigits[N[7^(1/3), 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Jan 22 2012 *)

Prog

(PARI) { default(realprecision, 20080); x=7^(1/3); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b005482.txt", n, " ", d)); } \\ Harry J. Smith, May 07 2009, corrected May 19 2009

Crossrefs

Cf. A005483 (continued fraction). - Harry J. Smith, May 07 2009

Sequence in context: A068151 A199378 A318522 * A080504 A327958 A154490

Adjacent sequences: A005479 A005480 A005481 * A005483 A005484 A005485

Keyword

nonn,cons,easy

Author

N. J. A. Sloane

Extensions

More terms from Olaf Voß, Feb 13 2008

Status

approved