A010484 - OEIS

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A010484

Decimal expansion of square root of 29.

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

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OFFSET

1,1

COMMENTS

Continued fraction expansion is 5 followed by {2, 1, 1, 2, 10} repeated. - Harry J. Smith, Jun 04 2009

The fundamental algebraic (integer) number in the field Q(sqrt(29)) is (1 + sqrt(29))/2 = A223140. - Wolfdieter Lang, Nov 21 2023

LINKS

Harry J. Smith, Table of n, a(n) for n = 1..20000

Index entries for algebraic numbers, degree 2

EXAMPLE

5.385164807134504031250710491540329556295120161644788837680388670016645....

MATHEMATICA

RealDigits[N[Sqrt[29], 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Feb 22 2011 *)

PROG

(PARI) default(realprecision, 20080); x=sqrt(29); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010484.txt", n, " ", d)); \\ Harry J. Smith, Jun 04 2009

CROSSREFS

Cf. A010128 (continued fraction). - Harry J. Smith, Jun 04 2009

Cf. A010128.

Sequence in context: A372269 A237192 A161488 * A174930 A179452 A079810

Adjacent sequences: A010481 A010482 A010483 * A010485 A010486 A010487

KEYWORD

nonn,cons,easy

AUTHOR

N. J. A. Sloane

STATUS

approved