Find the missing number (?) in the following sequence. 2, 5, 10, 17, ?, 37

Explanation

The terms follow the pattern n² + 1: 1² + 1 = 2, 2² + 1 = 5, 3² + 1 = 10, 4² + 1 = 17, 5² + 1 = 26, and 6² + 1 = 37. Therefore, the missing number is 26.