

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=(xd)*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



