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Decimal expansion of 3 + 11*sqrt(3)/2.
1

%I #6 May 09 2021 09:56:55

%S 1,2,5,2,6,2,7,9,4,4,1,6,2,8,8,2,5,1,1,4,4,0,0,9,5,4,8,7,8,2,8,2,2,9,

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

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

%N Decimal expansion of 3 + 11*sqrt(3)/2.

%C Decimal expansion of the surface area of a gyroelongated triangular cupola with unit edge length whose faces are all regular.

%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Gyroelongated_triangular_cupola">Gyroelongated triangular cupola</a>

%e 12.5262794416288251144...

%t RealDigits[3 + 11 Sqrt[3]/2, 10, 200][[1]]

%Y Cf. A344076 (gyroelongated triangular cupola volume).

%K cons,nonn

%O 2,2

%A _Wesley Ivan Hurt_, May 08 2021