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

 

Logo

Many excellent designs for a new banner were submitted. We will use the best of them in rotation.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A016646 Decimal expansion of ln(23). 2
3, 1, 3, 5, 4, 9, 4, 2, 1, 5, 9, 2, 9, 1, 4, 9, 6, 9, 0, 8, 0, 6, 7, 5, 2, 8, 3, 1, 8, 1, 0, 1, 9, 6, 1, 1, 8, 4, 4, 2, 3, 8, 0, 3, 1, 4, 8, 4, 0, 4, 3, 5, 7, 4, 1, 9, 9, 8, 6, 3, 5, 3, 7, 7, 4, 8, 2, 9, 9, 3, 2, 4, 5, 9, 8, 4, 7, 9, 8, 2, 9, 8, 1, 9, 8, 4, 0, 1, 0, 9, 2, 1, 5, 2, 9, 9, 4, 8, 1 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

REFERENCES

M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards Applied Math. Series 55, 1964 (and various reprintings), p. 2.

LINKS

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

M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, 1972 [alternative scanned copy].

EXAMPLE

3.135494215929149690806752831810196118442380314840435741998635377482993... [From Harry J. Smith, May 17 2009]

PROG

(PARI) { default(realprecision, 20080); x=log(23); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b016646.txt", n, " ", d)); } [From Harry J. Smith, May 17 2009]

CROSSREFS

Cf. A016451 Continued fraction. [From Harry J. Smith, May 17 2009]

Sequence in context: A173039 A016471 A082082 * A182600 A179760 A160552

Adjacent sequences:  A016643 A016644 A016645 * A016647 A016648 A016649

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane.

EXTENSIONS

Fixed my PARI program, had -n. Harry J. Smith, May 20 2009

STATUS

approved

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

Content is available under The OEIS End-User License Agreement .

Last modified April 25 04:22 EDT 2014. Contains 240994 sequences.