#include <iostream>

#include <cmath>

using namespace std;

int main()

{

for (float x = 1; x <= 4.2; x += 0.2)

cout << "F(" << x << ") = " << log(pow(exp(1), 2 * x) - pow(exp(1), 1 / x)) * sin(log(abs(x))) << endl;

}: