A198880 - OEIS

A198880

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

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

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OFFSET

1,2

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=1.227017207352922089722199708195426935059...

MATHEMATICA

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

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