

A198868


Decimal expansion of x>0 satisfying 3*x^2+cos(x)=2.


2



6, 3, 0, 3, 9, 8, 6, 6, 3, 9, 9, 3, 5, 9, 9, 3, 8, 6, 4, 4, 0, 7, 0, 4, 8, 6, 1, 7, 7, 7, 0, 4, 4, 9, 9, 2, 6, 7, 8, 5, 0, 2, 5, 1, 7, 0, 1, 8, 1, 0, 1, 7, 6, 8, 6, 5, 4, 9, 2, 6, 9, 1, 3, 0, 8, 5, 9, 5, 7, 8, 9, 5, 0, 6, 9, 5, 6, 0, 2, 9, 7, 5, 2, 9, 0, 5, 7, 4, 3, 9, 9, 3, 8, 4, 7, 4, 9, 5, 6
(list;
constant;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

0,1


COMMENTS

See A198755 for a guide to related sequences. The Mathematica program includes a graph.


LINKS

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


EXAMPLE

x=0.63039866399359938644070486177704499...


MATHEMATICA

a = 3; b = 1; c = 2;
f[x_] := a*x^2 + b*Cos[x]; g[x_] := c
Plot[{f[x], g[x]}, {x, 2, 2}, {AxesOrigin > {0, 0}}]
r = x /. FindRoot[f[x] == g[x], {x, .6, .7}, WorkingPrecision > 110]
RealDigits[r] (* A198868 *)


CROSSREFS

Cf. A198755.
Sequence in context: A195738 A322632 A184082 * A249733 A241532 A196830
Adjacent sequences: A198865 A198866 A198867 * A198869 A198870 A198871


KEYWORD

nonn,cons


AUTHOR

Clark Kimberling, Oct 31 2011


STATUS

approved



