

A198884


Decimal expansion of x>0 satisfying 2*x^24*cos(x)=1.


2



8, 7, 9, 9, 7, 0, 4, 0, 3, 2, 4, 2, 3, 9, 4, 2, 3, 8, 7, 9, 6, 3, 1, 5, 3, 4, 4, 0, 5, 3, 6, 4, 4, 3, 8, 3, 9, 3, 8, 7, 1, 8, 2, 8, 8, 5, 4, 4, 9, 7, 2, 8, 4, 9, 9, 3, 3, 2, 2, 4, 9, 1, 0, 0, 1, 9, 1, 6, 5, 6, 1, 6, 6, 9, 7, 8, 9, 9, 2, 1, 2, 1, 5, 9, 3, 5, 4, 2, 3, 9, 7, 7, 6, 9, 9, 5, 7, 3, 4
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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=0.8799704032423942387963153440536443839...


MATHEMATICA

a = 2; b = 4; c = 1;
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, .87, .88}, WorkingPrecision > 110]
RealDigits[r] (* A198884 *)


CROSSREFS

Cf. A198755.
Sequence in context: A197688 A094082 A318378 * A212911 A019326 A286839
Adjacent sequences: A198881 A198882 A198883 * A198885 A198886 A198887


KEYWORD

nonn,cons


AUTHOR

Clark Kimberling, Oct 31 2011


STATUS

approved



