$$\log{\left (\operatorname{atan}{\left (4 \right )} \right )} \operatorname{atan}^{x}{\left (4 \right )}$$
x 2
atan (4)*log (atan(4))
$$\log^{2}{\left (\operatorname{atan}{\left (4 \right )} \right )} \operatorname{atan}^{x}{\left (4 \right )}$$
x 3
atan (4)*log (atan(4))
$$\log^{3}{\left (\operatorname{atan}{\left (4 \right )} \right )} \operatorname{atan}^{x}{\left (4 \right )}$$