/ / 2 \ \
| | 16*x | |
| 16*|-1 + --------| |
| 2 | 2| |
x | 3 6*log (2) \ 1 + 4*x / 48*x*log(2)|
2 *|log (2)*atan(2*x) + --------- + ------------------ - -----------|
| 2 2 2|
| 1 + 4*x / 2\ / 2\ |
\ \1 + 4*x / \1 + 4*x / /
$$2^{x} \left(- \frac{48 x \log{\left(2 \right)}}{\left(4 x^{2} + 1\right)^{2}} + \log{\left(2 \right)}^{3} \operatorname{atan}{\left(2 x \right)} + \frac{6 \log{\left(2 \right)}^{2}}{4 x^{2} + 1} + \frac{16 \left(\frac{16 x^{2}}{4 x^{2} + 1} - 1\right)}{\left(4 x^{2} + 1\right)^{2}}\right)$$