Search: id:A130204
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%I A130204
%S A130204 4,7,3,8,7,7,2,6,2,2,4,2,3,2,5,8,2,9,7,9,7,9,2,8,1,5,8,7,4,1,4,3,9,7,9,
%T A130204 1,1,1,7,3,4,7,0,8,9,6,4,4,3,0,9,6,8,4,3,9,2,2,4,1,1,2,7,3,0,7,7,0,9,4,
%U A130204 2,2,0,9,8,7,0,2,7,7,4,6,1,6,8,3,7,7,3,0,2,4,4,2,3,8,3,9,0,2,7,4,0,1,3
%N A130204 Decimal expansion of the mean distance between two points picked at random 
               in a quarter-disk.
%H A130204 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               CircularSectorLinePicking.html">CircularSectorLinePicking</a>
%F A130204 (32*(3 - 94*Sqrt[2] + 48*Pi + 6*Log[ -2 + 2*Sqrt[2]]))/(135*Pi^2)
%e A130204 0.47387726224232582979...
%Y A130204 Cf. A093070, A130203.
%Y A130204 Sequence in context: A118826 A165663 A100127 this_sequence A021215 A063378 
               A020803
%Y A130204 Adjacent sequences: A130201 A130202 A130203 this_sequence A130205 A130206 
               A130207
%K A130204 nonn,cons
%O A130204 0,1
%A A130204 Eric Weisstein (eric(AT)weisstein.com), May 16, 2007

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