%I #10 Aug 23 2018 02:14:43
%S 5,6,0,1,0,0,6,9,4,9,1,2,1,6,0,7,6,2,8,2,3,8,4,1,3,3,3,7,9,7,8,1,2,0,
%T 7,7,5,2,9,3,7,4,5,0,3,0,3,0,8,9,6,4,1,1,5,5,8,6,1,2,2,0,4,3,0,9,0,6,
%U 7,5,9,1,6,2,1,5,6,4,8,3,3,1,4,0,8,0,7,1,6,1,7,3,2,2,0,2,3,8,9,3,3
%N Decimal expansion of least x satisfying 6*x^2 = csc(x) and 0 < x < Pi.
%C See A201564 for a guide to related sequences. The Mathematica program includes a graph.
%H G. C. Greubel, <a href="/A201591/b201591.txt">Table of n, a(n) for n = 0..10000</a>
%e least: 0.56010069491216076282384133379781207752937450...
%e greatest: 3.12451991250138769396880196501162499414487...
%t a = 6; c = 0;
%t f[x_] := a*x^2 + c; g[x_] := Csc[x]
%t Plot[{f[x], g[x]}, {x, 0, Pi}, {AxesOrigin -> {0, 0}}]
%t r = x /. FindRoot[f[x] == g[x], {x, .5, .6}, WorkingPrecision -> 110]
%t RealDigits[r] (* A201591 *)
%t r = x /. FindRoot[f[x] == g[x], {x, 3.1, 3.14}, WorkingPrecision -> 110]
%t RealDigits[r] (* A201653 *)
%o (PARI) a=6; c=0; solve(x=0.5, 1, a*x^2 + c - 1/sin(x)) \\ _G. C. Greubel_, Aug 22 2018
%Y Cf. A201564.
%K nonn,cons
%O 0,1
%A _Clark Kimberling_, Dec 03 2011
%E Terms a(90) onward corrected by _G. C. Greubel_, Aug 22 2018
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