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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A273635 Decimal expansion of (Pi/3*sqrt(3))^(1/3), the sphericity of the octahedron. 4
8, 4, 5, 5, 8, 2, 5, 2, 0, 5, 3, 6, 5, 8, 7, 5, 6, 6, 3, 2, 7, 1, 8, 8, 1, 5, 9, 7, 7, 3, 0, 6, 6, 2, 5, 2, 5, 0, 2, 0, 0, 6, 6, 8, 2, 3, 4, 0, 8, 5, 9, 5, 9, 8, 0, 0, 6, 9, 9, 6, 1, 1, 2, 7, 1, 0, 3, 1, 1, 8, 7, 5, 0, 8, 7, 4, 5, 5, 8, 8, 3, 0, 2, 6, 7, 4 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

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

Wikipedia, Sphericity.

FORMULA

Equals cube root of A093602. - Michel Marcus, May 27 2016

EXAMPLE

0.84558252053658756632718815977306625250200668234085959800699611...

PROG

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

CROSSREFS

Cf. A273633, A273634, A273636, A273637.

Sequence in context: A093821 A197256 A195431 * A299618 A021926 A254067

Adjacent sequences:  A273632 A273633 A273634 * A273636 A273637 A273638

KEYWORD

nonn,cons

AUTHOR

Felix Fröhlich, May 27 2016

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 April 23 06:08 EDT 2019. Contains 322381 sequences. (Running on oeis4.)