A396524 Decimal expansion of the volume of the supersphere |x|^5 + |y|^5 + |z|^5 = 1.

6, 9, 3, 0, 3, 5, 4, 9, 9, 2, 5, 5, 4, 3, 0, 8, 7, 6, 5, 9, 5, 2, 5, 7, 8, 9, 6, 5, 0, 3, 2, 5, 2, 8, 3, 3, 1, 5, 6, 9, 1, 6, 1, 3, 8, 3, 2, 2, 2, 5, 7, 7, 4, 3, 9, 7, 3, 0, 0, 1, 0, 7, 2, 2, 1, 2, 3, 8, 1, 2, 6, 1, 9, 0, 2, 4, 6, 9, 6, 7, 4, 9, 2, 6, 3, 2, 5, 8, 2, 7

Offset

1,1

Links

Paolo Xausa, Table of n, a(n) for n = 1..10000

Eric Weisstein's World of Mathematics, Supersphere.

Formula

Equals 8*Gamma(6/5)^3/Gamma(8/5) = 8*A371856^3/Gamma(8/5).

Example

6.93035499255430876595257896503252833156916138322...

Mathematica

First[RealDigits[8*Gamma[6/5]^3/Gamma[8/5], 10, 100]]

Prog

(PARI) 8*gamma(6/5)^3/gamma(8/5) \\ Stefano Spezia, Jun 05 2026

Crossrefs

Cf. volume for other exponents: 10*A019699 (2), A396522 (3), A396523 (4), A395230 (6).

Cf. A371856.

Sequence in context: A181852 A129938 A022698 * A013707 A002162 A257945

Adjacent sequences: A396521 A396522 A396523 * A396525 A396526 A396527

Keyword

nonn,cons

Author

Paolo Xausa, Jun 04 2026

Status

approved