login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A273633 Decimal expansion of (Pi/(6*sqrt(3)))^(1/3), the sphericity of the tetrahedron. 4
6, 7, 1, 1, 3, 9, 2, 9, 1, 3, 1, 2, 8, 5, 0, 3, 6, 9, 4, 9, 2, 0, 2, 9, 0, 6, 1, 6, 6, 4, 4, 4, 5, 1, 3, 1, 7, 5, 7, 9, 1, 6, 8, 4, 6, 2, 0, 7, 4, 7, 5, 1, 2, 4, 2, 1, 3, 8, 9, 9, 7, 1, 2, 6, 7, 8, 2, 0, 5, 8, 2, 9, 1, 3, 6, 9, 7, 5, 9, 4, 5, 1, 6, 2, 4, 0 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..85.

Wikipedia, Sphericity.

Index entries for transcendental numbers

FORMULA

Equals cube root of A093766. - Michel Marcus, May 27 2016

EXAMPLE

0.67113929131285036949202906166444513175791684620747512421389971...

PROG

(PARI) default(realprecision, 50080); my(x=(Pi/(6*sqrt(3)))^(1/3)); for(k=1, 100, my(d=floor(x)); x=(x-d)*10; print1(d, ", "))

CROSSREFS

Cf. A093766, A273634, A273635, A273636, A273637.

Sequence in context: A195714 A247043 A019734 * A021153 A195430 A153269

Adjacent sequences: A273630 A273631 A273632 * A273634 A273635 A273636

KEYWORD

nonn,cons

AUTHOR

Felix Fröhlich, May 27 2016

EXTENSIONS

Definition corrected by Georg Fischer, Jul 12 2021

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified December 5 02:30 EST 2022. Contains 358572 sequences. (Running on oeis4.)