%I #30 Oct 01 2022 14:11:54
%S 7,2,3,6,0,1,2,5,4,5,5,8,2,6,7,6,5,9,3,6,3,0,1,4,6,2,7,2,9,0,7,9,5,7,
%T 6,7,8,7,2,1,0,8,8,9,4,7,8,4,5,4,5,9,2,6,9,7,6,2,1,2,3,2,7,7,7,0,3,6,
%U 8,2,0,5,2,8,6,2
%N Decimal expansion of square root of (Pi/6).
%C Edge of a cube with surface area Pi.
%H G. C. Greubel, <a href="/A210975/b210975.txt">Table of n, a(n) for n = 0..5000</a>
%H I. S. Gradsteyn, I. M. Ryzhik, <a href="http://mathtable.com/gr/index.html">Table of integrals, series and products</a>, (1980), page 420 (formulas 3.757.1, 3.757.2).
%H <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>
%F Equals (Pi/6)^(1/2).
%F Equals sqrt(A019673).
%F From _A.H.M. Smeets_, Sep 22 2018: (Start)
%F Equals Integral_{x >= 0} sin(3x)/sqrt(x) dx [Gradshteyn and Ryzhik].
%F Equals Integral_{x >= 0} cos(3x)/sqrt(x) dx [Gradshteyn and Ryzhik]. (End)
%e 0.723601254558267659363...
%p sqrt(Pi/6) ; evalf(%) ; # _R. J. Mathar_, Sep 14 2012
%t RealDigits[Sqrt[Pi/6], 10, 50][[1]] (* _G. C. Greubel_, May 31 2017 *)
%o (PARI) sqrt(Pi/6) \\ _Charles R Greathouse IV_, Apr 16 2014
%Y Cf. A019673.
%K nonn,cons
%O 0,1
%A _Omar E. Pol_, Aug 09 2012