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A198498
Decimal expansion of x>0 having 3*x^2+x=2*sin(x).
2
3, 2, 1, 8, 8, 0, 8, 9, 8, 7, 4, 2, 3, 6, 4, 2, 3, 9, 8, 6, 1, 8, 3, 3, 8, 4, 5, 3, 9, 4, 4, 7, 8, 4, 5, 2, 8, 3, 6, 6, 7, 9, 7, 7, 6, 7, 5, 0, 1, 1, 4, 2, 7, 1, 4, 3, 5, 1, 9, 1, 1, 2, 9, 3, 4, 6, 9, 1, 4, 8, 7, 1, 9, 1, 5, 2, 6, 7, 9, 1, 6, 3, 3, 1, 0, 6, 2, 4, 1, 3, 2, 0, 2, 7, 3, 6, 6, 4, 9
OFFSET
0,1
COMMENTS
See A198414 for a guide to related sequences. The
Mathematica program includes a graph.
EXAMPLE
x=0.3218808987423642398618338453944...
MATHEMATICA
a = 3; b = 1; c = 2;
f[x_] := a*x^2 + b*x; g[x_] := c*Sin[x]
Plot[{f[x], g[x]}, {x, -1, 1}]
r = x /. FindRoot[f[x] == g[x], {x, .32, .33}, WorkingPrecision -> 110]
RealDigits[r] (* A198498 *)
CROSSREFS
Cf. A198414.
Sequence in context: A065602 A237596 A292898 * A016648 A366133 A104552
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Oct 25 2011
STATUS
approved