A199775 - OEIS

A199775

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

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

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OFFSET

1,2

COMMENTS

See A199597 for a guide to related sequences. The Mathematica program includes a graph.

LINKS

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

EXAMPLE

1.331486959335040503327363069917339543025...

MATHEMATICA

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

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