A199869 - OEIS

A199869

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

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

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OFFSET

1,4

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

x=1.019504639315176352882845378655271467301921719333...

MATHEMATICA

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

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