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A200352 Decimal expansion of least x>0 satisfying x^2+3x+3=tan(x). 2
1, 4, 6, 6, 4, 6, 3, 4, 7, 1, 0, 1, 0, 8, 5, 3, 8, 0, 8, 0, 2, 1, 1, 8, 1, 5, 1, 4, 4, 7, 5, 9, 8, 2, 1, 8, 5, 5, 3, 6, 6, 1, 5, 5, 1, 2, 9, 5, 9, 0, 0, 4, 1, 3, 3, 1, 8, 8, 4, 4, 4, 8, 2, 3, 5, 4, 9, 4, 9, 6, 3, 0, 6, 8, 9, 4, 5, 8, 8, 7, 1, 7, 1, 2, 9, 1, 4, 6, 0, 8, 9, 0, 7, 8, 6, 5, 0, 6, 2 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
See A200338 for a guide to related sequences. The Mathematica program includes a graph.
LINKS
EXAMPLE
x=1.4664634710108538080211815144759821855...
MATHEMATICA
a = 1; b = 3; 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, 1.4, 1.5}, WorkingPrecision -> 110]
RealDigits[r] (* A200352 *)
CROSSREFS
Cf. A200338.
Sequence in context: A344777 A191761 A201451 * A286720 A201393 A327721
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Nov 17 2011
STATUS
approved

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Last modified March 28 10:31 EDT 2024. Contains 371240 sequences. (Running on oeis4.)