A200389 - OEIS

A200389

Decimal expansion of least x>0 satisfying 3*x^2+x+3=tan(x).

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

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OFFSET

1,2

COMMENTS

See A200338 for a guide to related sequences. The Mathematica program includes a graph.

LINKS

Table of n, a(n) for n=1..101.

EXAMPLE

x=1.48060251247447439559464689440710131245699201...

MATHEMATICA

a = 3; b = 1; c = 3;

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