What number comes next in the series: 5, 11, 23, 47, 95, ?

💡 Solution & Explanation

Each term is the previous term × 2 + 1: 5 × 2 + 1 = 11, 11 × 2 + 1 = 23, 23 × 2 + 1 = 47, 47 × 2 + 1 = 95. So the next term is 95 × 2 + 1 = 191.