%I #11 Aug 21 2023 10:12:18
%S 3,1,8,3,0,5,0,0,9,3,7,5,0,8,7,6,2,6,4,9,6,1,7,7,6,3,8,0,2,8,6,3,4,9,
%T 0,1,8,9,9,7,4,2,3,5,0,1,6,1,8,6,4,2,8,1,5,5,3,7,9,2,8,1,4,4,1,2,2,8,
%U 2,9,4,7,6,5,0,9,1,4,6,2,5,2,4,3,9,9,3,9,9,6,5,0,8,8,4,0,7,1,8,7,6,2,7,0,4
%N Decimal expansion of the volume of great icosahedron with edge length 1.
%C Great icosahedron: 20 faces, 12 vertices, and 30 edges.
%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/GreatIcosahedron.html">Great Icosahedron</a>
%H Wikipedia, <a href="http://en.wikipedia.org/wiki/Great_icosahedron">Great Icosahedron</a>
%H <a href="/index/Al#algebraic_02">Index entries for algebraic numbers, degree 2</a>
%F Digits of 5/12 * (3-sqrt(5)).
%e 0.31830500937508762649617763802863490189974235016186428155379281441228294...
%t RealDigits[N[5*(Sqrt[5]-3)/12, 105]][[1]]
%Y Cf. A010527, A102208, A179290, A179292, A179294.
%K nonn,cons,easy
%O 1,1
%A _Vladimir Joseph Stephan Orlovsky_, Jul 14 2010
%E Partially rewritten by _Charles R Greathouse IV_, Feb 02 2011
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