A199439 - OEIS

A199439

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

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

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OFFSET

0,1

COMMENTS

See A199370 for a guide to related sequences. The Mathematica program includes a graph.

LINKS

Table of n, a(n) for n=0..98.

EXAMPLE

x=0.718527148711188821145312579718268847631016...

MATHEMATICA

a = 2; b = 1; c = 2;

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