What is the next number in each of the following 3 sequences? 8, 17, 33, 67, 133, 1?
Complete the next series: \[ \begin{array}{ccc} 2 & 8 & 12 \\ \hline 8 & 40 & 45 \\ \hline 40 & 240 & 246 \\ \hline --- & --- & --- \\ \hline \end{array} \]