2
Input: 4 → [?] → 11, what is the rule? =
3
Input: 2 → [?] → 4, what is the rule? =
4
Input: 5 → [?] → 11, what is the rule? =
5
Input: 7 → [?] → 14, what is the rule? =
6
Input: 5 → [×2 + 3] → ? =
7
Input: 8 → [?] → 24, what is the rule? =
8
Input: 10 → [?] → 50, what is the rule? =