Why the 3rd position of the array is not 5? [8, 6, 4, 2, 3, 2, 5, 3, 2, 4, 2, 3, 2, 7, 5, 3, 2, 4, 2, 3, 2, 6, 4, 2, 3, 2, 5, 3, 2, 4, 2, 3, 2]