$$\log{\left(12 \right)}^{x} \log{\left(\log{\left(12 \right)} \right)}$$
x 2
log (12)*log (log(12))
$$\log{\left(12 \right)}^{x} \log{\left(\log{\left(12 \right)} \right)}^{2}$$
x 3
log (12)*log (log(12))
$$\log{\left(12 \right)}^{x} \log{\left(\log{\left(12 \right)} \right)}^{3}$$