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A200485 Decimal expansion of least x>0 satisfying x^2-3x+1=tan(x). 2
2, 6, 6, 0, 8, 4, 5, 5, 4, 1, 1, 2, 8, 5, 2, 7, 2, 1, 7, 8, 8, 6, 4, 2, 1, 4, 4, 2, 7, 8, 3, 5, 9, 0, 7, 1, 3, 2, 5, 7, 8, 0, 4, 3, 5, 9, 4, 7, 6, 9, 1, 4, 3, 9, 2, 3, 7, 2, 1, 2, 9, 3, 8, 1, 9, 4, 9, 7, 7, 3, 7, 7, 2, 1, 3, 4, 5, 7, 4, 5, 4, 2, 8, 4, 2, 2, 1, 2, 3, 2, 7, 8, 8, 2, 5, 4, 3, 7, 4 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

See A200338 for a guide to related sequences.  The Mathematica program includes a graph.

LINKS

Table of n, a(n) for n=0..98.

EXAMPLE

x=0.266084554112852721788642144278359071325780...

MATHEMATICA

a = 1; b = -3; c = 1;

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, .26, .27}, WorkingPrecision -> 110]

RealDigits[r]   (* A200485 *)

CROSSREFS

Cf. A200338.

Sequence in context: A106152 A197036 A110666 * A201318 A242001 A175994

Adjacent sequences:  A200482 A200483 A200484 * A200486 A200487 A200488

KEYWORD

nonn,cons

AUTHOR

Clark Kimberling, Nov 18 2011

STATUS

approved

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Last modified January 23 10:45 EST 2020. Contains 331171 sequences. (Running on oeis4.)