

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
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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=(xd)*10; print1(d, ", "))


CROSSREFS

Cf. A093602, A273633, A273634, A273636, A273637.
Sequence in context: A197256 A328017 A195431 * A299618 A021926 A254067
Adjacent sequences: A273632 A273633 A273634 * A273636 A273637 A273638


KEYWORD

nonn,cons


AUTHOR

Felix FrÃ¶hlich, May 27 2016


EXTENSIONS

Definition corrected by Georg Fischer, Jul 12 2021


STATUS

approved



