A005532 Decimal expansion of fifth root of 3. (Formerly M0953)

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

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

1.245730939615517325966680336640305080939309993068779811046173... - Harry J. Smith, May 12 2009

Maple

Digits := 200: it := evalf(3^(1/5)/10, 200)-floor(evalf(3^(1/5)/10, 200)): for i from 1 to 150 do printf(`%d, `, floor(10*it)): it := 10*it-floor(10*it): od:

Mathematica

RealDigits[N[3^(1/5), 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Jan 22 2012 *)

Prog

(PARI) { default(realprecision, 20080); x=3^(1/5); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b005532.txt", n, " ", d)); } \\ Harry J. Smith, May 12 2009

Crossrefs

Cf. A003117 (continued fraction). - Harry J. Smith, May 12 2009

Cf. A246708.

Sequence in context: A137653 A021411 A257433 * A026202 A249910 A025511

Adjacent sequences: A005529 A005530 A005531 * A005533 A005534 A005535

Keyword

cons,nonn

Author

N. J. A. Sloane

Extensions

More terms from James A. Sellers, Feb 19 2001

Status

approved