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A200598
Decimal expansion of least x>0 satisfying 3*x^2-4*x+3=tan(x).
2
1, 1, 8, 7, 6, 3, 8, 0, 2, 6, 3, 5, 4, 6, 0, 3, 9, 8, 2, 4, 4, 7, 2, 9, 1, 0, 9, 8, 0, 4, 2, 1, 6, 2, 2, 3, 5, 9, 7, 1, 6, 3, 7, 8, 6, 7, 2, 8, 0, 3, 5, 9, 3, 3, 0, 8, 6, 2, 7, 8, 7, 7, 8, 3, 6, 0, 1, 7, 6, 1, 1, 5, 1, 3, 9, 3, 9, 3, 9, 6, 3, 9, 6, 3, 7, 2, 6, 0, 7, 3, 1, 6, 4, 3, 4, 5, 3, 6, 2
OFFSET
1,3
COMMENTS
See A200338 for a guide to related sequences. The Mathematica program includes a graph.
EXAMPLE
x=1.18763802635460398244729109804216223597163786...
MATHEMATICA
a = 3; b = -4; c = 3;
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] (* A200598 *)
CROSSREFS
Cf. A200338.
Sequence in context: A021537 A208934 A196620 * A021846 A201579 A071877
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Nov 19 2011
STATUS
approved