1
Input: 3 → [×2 + 1] → ? =
3
Input: 5 → [?] → 4, what is the rule? =
4
Input: 5 → [?] → 11, what is the rule? =
5
Input: 1 → [?] → 2, what is the rule? =
6
Input: 8 → [?] → 24, what is the rule? =
7
Input: 3 → [?] → 9, what is the rule? =
8
Input: 7 → [?] → 6, what is the rule? =