A179639 Decimal expansion of the volume of gyroelongated pentagonal pyramid with edge length 1.

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

Offset

1,2

Comments

Gyroelongated pentagonal pyramid: 11 vertices,25 edges,and 16 faces.

Links

Table of n, a(n) for n=1..105.

Wolfram Alpha, Johnson solid 11

Formula

Digits of (25+9*sqrt(5))/24.

Example

1.88019215822908780282010679244089525495689855152098881326825313369561...

Mathematica

RealDigits[N[(25+9*Sqrt[5])/24, 200]]

Crossrefs

Cf. A001622, A010527, A102208, A179290, A179292, A179294, A179449, A179450, A179451, A179452, A179552, A179553, A179554, A179587, A179588, A179589, A179590, A179591, A179592, A179593, A179637, A179638.

Sequence in context: A375369 A326801 A326802 * A113809 A231097 A309820

Adjacent sequences: A179636 A179637 A179638 * A179640 A179641 A179642

Keyword

cons,nonn,easy

Author

Vladimir Joseph Stephan Orlovsky, Jul 21 2010

Status

approved