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A198427 Decimal expansion of x>0 having x^2-2x=sin(x). 2
2, 3, 1, 6, 9, 3, 4, 2, 8, 8, 6, 2, 3, 7, 3, 9, 7, 9, 1, 5, 2, 2, 7, 3, 2, 0, 4, 9, 8, 8, 7, 4, 4, 0, 9, 0, 5, 3, 7, 1, 8, 0, 2, 6, 1, 6, 1, 4, 7, 6, 2, 8, 3, 1, 6, 4, 4, 2, 7, 5, 0, 1, 7, 0, 9, 9, 7, 3, 1, 6, 6, 4, 6, 1, 7, 2, 2, 7, 3, 4, 1, 6, 1, 4, 2, 8, 7, 6, 2, 3, 6, 7, 7, 5, 8, 4, 8, 7, 7 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See A198414 for a guide to related sequences.  The Mathematica program includes a graph.

LINKS

Table of n, a(n) for n=1..99.

EXAMPLE

x=2.3169342886237397915227320498874409...

MATHEMATICA

a = 1; b = -2; c = 1;

f[x_] := a*x^2 + b*x; g[x_] := c*Sin[x]

Plot[{f[x], g[x]}, {x, -.2, 2.5}]

r = x /. FindRoot[f[x] == g[x], {x, 2.31, 2.32}, WorkingPrecision -> 110]

RealDigits[r] (* A198427 *)

CROSSREFS

Cf. A198414.

Sequence in context: A054115 A100822 A347766 * A289905 A086211 A110189

Adjacent sequences:  A198424 A198425 A198426 * A198428 A198429 A198430

KEYWORD

nonn,cons

AUTHOR

Clark Kimberling, Oct 25 2011

STATUS

approved

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Last modified November 30 04:28 EST 2021. Contains 349418 sequences. (Running on oeis4.)