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A179639 Decimal expansion of the volume of gyroelongated pentagonal pyramid with edge length 1. 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 (list; constant; graph; refs; listen; history; text; internal format)
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: A291692 A127583 A273818 * A113809 A231097 A321096

Adjacent sequences:  A179636 A179637 A179638 * A179640 A179641 A179642

KEYWORD

cons,nonn,easy

AUTHOR

Vladimir Joseph Stephan Orlovsky, Jul 21 2010

STATUS

approved

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Last modified June 15 16:13 EDT 2019. Contains 324142 sequences. (Running on oeis4.)