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A179450
Decimal expansion of the volume of an icosidodecahedron with edge length 1.
17
1, 3, 8, 3, 5, 5, 2, 5, 9, 3, 6, 2, 4, 9, 4, 0, 4, 1, 3, 9, 8, 2, 5, 9, 9, 2, 0, 6, 1, 4, 0, 5, 2, 8, 2, 6, 6, 7, 0, 8, 1, 7, 5, 2, 0, 1, 8, 8, 9, 9, 3, 2, 2, 8, 8, 5, 4, 3, 4, 2, 0, 8, 8, 6, 1, 9, 9, 6, 4, 7, 5, 9, 5, 5, 9, 7, 3, 7, 8, 0, 5, 4, 8, 3, 4, 0, 8, 4, 0, 8, 2, 3, 7, 3, 9, 8, 8, 3, 1, 1, 2, 4, 1, 3, 6
OFFSET
2,2
COMMENTS
Icosidodecahedron: 32 faces, 30 vertices, and 60 edges.
FORMULA
(45 + 17*sqrt(5))/6.
EXAMPLE
13.83552593624940413982599206140528266708175201889932288543420886199647...
MATHEMATICA
RealDigits[N[(45+17*Sqrt[5])/6, 200]]
PROG
(PARI) (45 + 17*sqrt(5))/6 \\ Charles R Greathouse IV, Oct 30 2023
CROSSREFS
KEYWORD
nonn,cons,easy
AUTHOR
EXTENSIONS
Partially rewritten by Charles R Greathouse IV, Feb 03 2011
STATUS
approved