A010468 - OEIS

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A010468

Decimal expansion of square root of 11.

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

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Continued fraction expansion is 3 followed by {3, 6} repeated. - Harry J. Smith, Jun 02 2009

LINKS

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

Michael Penn, A famous trig equation, YouTube video, 2021.

Index entries for algebraic numbers, degree 2

EXAMPLE

3.316624790355399849114932736670686683927088545589353597058682146116484...

MATHEMATICA

RealDigits[N[Sqrt[11], 200]] (* Vladimir Joseph Stephan Orlovsky, May 27 2010 *)

PROG

(PARI) default(realprecision, 20080); x=sqrt(11); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010468.txt", n, " ", d)); \\ Harry J. Smith, Jun 02 2009

CROSSREFS

Cf. A040007 (continued fraction).

Sequence in context: A131070 A295290 A165202 * A082009 A110640 A143389

Adjacent sequences: A010465 A010466 A010467 * A010469 A010470 A010471

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane

STATUS

approved