OFFSET
1,1
COMMENTS
See A201280 for a guide to related sequences. The Mathematica program includes a graph.
EXAMPLE
2.2709875864949953570582339829209171574530...
MATHEMATICA
a = 1; c = -6;
f[x_] := a*x^2 + c; g[x_] := Cot[x]
Plot[{f[x], g[x]}, {x, 0, Pi}, {AxesOrigin -> {0, 0}}]
r = x /. FindRoot[f[x] == g[x], {x, 2.2, 2.3}, WorkingPrecision -> 110]
RealDigits[r] (* A201315 *)
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Nov 29 2011
EXTENSIONS
a(85) onwards corrected by Georg Fischer, Aug 03 2021
STATUS
approved