Select the number from among the given options that can replace the mark (?) in the following series: 7, 16, 41, 94, 249, ?
Show Hint
In many standard exams, this series is presented with the 5th term as 251. In that case, the differences simply follow an alternating rule: $D_n = (D_{n-1} \times 3) - 2$ then $D_n = (D_{n-1} \times 2) + 3$, which also leads to 568.