Continue the sequence 5, 9, 17, 33. Each number is obtained from the preceding number by the same rule. What number comes next?
Show hints
- Check the “double and subtract one” rule.
- Apply the rule to 33.
Show the answer and solution
Answer: 65
Each number is doubled and then 1 is subtracted: 5 → 9 → 17 → 33. The next number is 33 × 2 − 1 = 65.