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: ['3197', 'O', '8317', '5051', '1141', 'Q', '3237', '4487', '5301']

3197, 15, 8317, 5051, 1141, 17, 3237, 4487, 5301