login
This site is supported by donations to The OEIS Foundation.

 

Logo

Thanks to everyone who made a donation during our annual appeal!
To see the list of donors, or make a donation, see the OEIS Foundation home page.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A010487 Decimal expansion of square root of 32. 11
5, 6, 5, 6, 8, 5, 4, 2, 4, 9, 4, 9, 2, 3, 8, 0, 1, 9, 5, 2, 0, 6, 7, 5, 4, 8, 9, 6, 8, 3, 8, 7, 9, 2, 3, 1, 4, 2, 7, 8, 6, 8, 7, 5, 0, 1, 5, 0, 7, 7, 9, 2, 2, 9, 2, 7, 0, 6, 7, 1, 8, 9, 5, 1, 9, 6, 2, 9, 2, 9, 9, 1, 3, 8, 4, 8, 4, 2, 8, 1, 5, 5, 4, 0, 1, 5, 5, 0, 1, 3, 7, 3, 1, 0, 5, 6, 6, 2, 9 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

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

Decimal expansion of shortest length, (B), of segment from side BC through incenter to side BA in right triangle ABC with sidelengths (a,b,c)=(5,12,13), see A195284. - Clark Kimberling, Sep 14 2011

LINKS

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

FORMULA

Equals 4 * A002193. - R. J. Mathar, Oct 16 2015

EXAMPLE

5.656854249492380195206754896838792314278687501507792292706718951962929... - Harry J. Smith, Jun 04 2009

MATHEMATICA

RealDigits[N[Sqrt[32], 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Feb 22 2011 *)

PROG

(PARI) { default(realprecision, 20080); x=sqrt(32); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010487.txt", n, " ", d)); } \\ Harry J. Smith, Jun 04 2009

CROSSREFS

Cf. A010130 Continued fraction.

Sequence in context: A010717 A046603 A139396 * A177957 A223171 A188942

Adjacent sequences:  A010484 A010485 A010486 * A010488 A010489 A010490

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified January 19 17:45 EST 2019. Contains 319309 sequences. (Running on oeis4.)