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A200478 Decimal expansion of least x>0 satisfying x^2-x+2=tan(x). 2
1, 1, 3, 6, 3, 1, 1, 5, 7, 7, 5, 0, 5, 6, 6, 5, 7, 0, 2, 3, 1, 0, 8, 5, 5, 2, 8, 6, 1, 7, 8, 4, 4, 3, 8, 6, 4, 5, 8, 5, 6, 0, 5, 6, 8, 7, 8, 4, 5, 0, 2, 7, 6, 6, 3, 7, 3, 7, 3, 2, 8, 5, 9, 0, 7, 0, 6, 0, 3, 8, 2, 9, 5, 9, 0, 4, 2, 3, 2, 5, 0, 6, 8, 3, 4, 1, 1, 5, 9, 6, 8, 5, 3, 0, 1, 3, 6, 5, 2 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
See A200338 for a guide to related sequences. The Mathematica program includes a graph.
LINKS
EXAMPLE
x=1.136311577505665702310855286178443864585605...
MATHEMATICA
a = 1; b = -1; c = 2;
f[x_] := a*x^2 + b*x + c; g[x_] := Tan[x]
Plot[{f[x], g[x]}, {x, -.1, Pi/2}, {AxesOrigin -> {0, 0}}]
r = x /. FindRoot[f[x] == g[x], {x, 1.1, 1.2}, WorkingPrecision -> 110]
RealDigits[r] (* A200478 *)
CROSSREFS
Cf. A200338.
Sequence in context: A306189 A216803 A094118 * A340263 A256158 A349237
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Nov 18 2011
STATUS
approved

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Last modified April 17 07:13 EDT 2024. Contains 371756 sequences. (Running on oeis4.)