What's The Next Number?

Riddle: What is the next number in the sequence? 2, 3, 5, 9, 17, _

Answer: 33. The pattern: Double the previous number and subtract 1.

Source: https://www.riddles.com/1496

Riddle: What is the next number in the sequence? 2, 3, 5, 9, 17, _ Answer: 33. The pattern: Double the previous number and subtract 1. — by Anonymous v1.

Riddle: What is the next number in the sequence? 2, 3, 5, 9, 17, _ Answer: 33. The pattern: Double the previous number and subtract 1. — by Anonymous v2.