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A198546 Decimal expansion of x>0 having 2*x^2-x=sin(x). 2
9, 3, 0, 8, 5, 6, 7, 5, 6, 0, 3, 9, 4, 5, 5, 9, 5, 5, 2, 7, 5, 4, 0, 5, 8, 2, 0, 7, 0, 0, 9, 8, 2, 8, 4, 5, 2, 2, 5, 9, 9, 7, 1, 0, 8, 2, 9, 6, 6, 4, 3, 8, 1, 8, 4, 2, 4, 9, 7, 2, 4, 5, 5, 8, 4, 4, 0, 1, 6, 0, 3, 9, 2, 0, 4, 8, 7, 8, 0, 8, 1, 1, 2, 7, 8, 1, 4, 6, 5, 0, 0, 1, 7, 9, 3, 4, 3, 7, 4 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

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

LINKS

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

EXAMPLE

x=0.9308567560394559552754058207009828452259971...

MATHEMATICA

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

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

Plot[{f[x], g[x]}, {x, -.1, 1.1}]

r = x /. FindRoot[f[x] == g[x], {x, .93, .94}, WorkingPrecision -> 110]

RealDigits[r] (* A198546 *)

CROSSREFS

Cf. A198414.

Sequence in context: A057823 A011461 A302716 * A160579 A134897 A010159

Adjacent sequences:  A198543 A198544 A198545 * A198547 A198548 A198549

KEYWORD

nonn,cons

AUTHOR

Clark Kimberling, Oct 26 2011

STATUS

approved

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Last modified July 18 21:25 EDT 2019. Contains 325144 sequences. (Running on oeis4.)