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A114598 Decimal expansion of Pi^2*(Pi/2 - 1). 0

%I

%S 5,6,3,3,5,3,3,9,3,9,0,6,0,5,5,1,4,6,8,9,0,3,6,6,6,5,3,3,6,7,4,5,4,6,

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

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

%N Decimal expansion of Pi^2*(Pi/2 - 1).

%D H. Solomon, Geometric Probability, SIAM, 1978; see p. 7.

%H Enis Sinikrasan, <a href="http://www.mathematica-journal.com/issue/v11i1/BuffonsNeedle.html">Throwing Buffon's Needle</a>, The Mathematica Journal, Volume 11, Issue 1, p. 71.

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/BuffonsNeedleProblem.html">Buffon's Needle Problem</a>

%e 5.6335339390605514689036665336745464657989448757017632206589...

%t RealDigits[Pi^2 (Pi/2-1),10,120][[1]] (* _Harvey P. Dale_, Apr 06 2014 *)

%K nonn,cons,easy

%O 1,1

%A _Eric W. Weisstein_, Dec 13 2005

%E Confirmed by _Rick L. Shepherd_, Feb 22 2006

%E Name edited (pi -> Pi) by _Zak Seidov_, Sep 24 2011

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Last modified July 4 16:24 EDT 2020. Contains 335448 sequences. (Running on oeis4.)