A273635 Decimal expansion of (Pi/(3*sqrt(3)))^(1/3), the sphericity of the octahedron.

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

Offset: 0

Author

Felix Fröhlich, May 27 2016

Keywords

• nonn
• cons

Examples

			0.84558252053658756632718815977306625250200668234085959800699611...
		

Links

• Wikipedia, Sphericity.
• Index entries for transcendental numbers

Crossrefs

Cf. A093602, A273633, A273634, A273636, A273637.

Programs

Mathematica

RealDigits[Surd[Pi/(3Sqrt[3]),3],10,120][[1]] (* Harvey P. Dale, Jan 07 2023 *)

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, ", "))

Formula

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

Extensions

Definition corrected by Georg Fischer, Jul 12 2021