Definition: In this task, you are given an input list A. You need to convert all the alphabets in the list with a number representing their position in the English alphabet. E.g., replace A by 1, B by 2, a by 1, b by 2, and so on.
Input: ['h', '7687', '3765', '9531', '2895', 'E', 'v']

8, 7687, 3765, 9531, 2895, 5, 22