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: ['7281', '1069', '1295', 'p', 'X', '7057', 'n', '1359', '9625', '8957', '3871', '4801', '1813', 'V', 'i', 'u', 'T', '9553', 'L', '5379', '2541', 'v', 'q']

7281, 1069, 1295, 16, 24, 7057, 14, 1359, 9625, 8957, 3871, 4801, 1813, 22, 9, 21, 20, 9553, 12, 5379, 2541, 22, 17