A198940 - OEIS

A198940

Decimal expansion of x>0 satisfying 3*x^2-4*cos(x)=2.

1, 1, 1, 8, 0, 1, 5, 0, 5, 0, 8, 3, 7, 0, 2, 0, 2, 5, 5, 8, 4, 4, 1, 3, 1, 2, 6, 5, 4, 8, 7, 6, 4, 2, 4, 2, 6, 6, 3, 7, 0, 5, 5, 7, 7, 4, 1, 4, 0, 7, 6, 6, 1, 6, 7, 8, 2, 5, 7, 9, 9, 4, 8, 9, 0, 5, 0, 3, 6, 2, 0, 5, 1, 4, 4, 7, 3, 6, 1, 1, 9, 7, 0, 5, 8, 9, 4, 1, 0, 3, 1, 3, 1, 8, 3, 9, 1, 4, 8

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OFFSET

1,4

COMMENTS

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

LINKS

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

EXAMPLE

x=1.118015050837020255844131265487642426637055...

MATHEMATICA

a = 3; b = -4; c = 2;

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