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: ['4567', 'O', 'X', '4737', '8031', '8191', 'J', 'h', '735', '6601', '3805', '45', '2933', '4235', 'F', '3087', '7969', 'G', '2161', '9827', 'Z', 'h', 'i', 'T', '7545', '73']

4567, 15, 24, 4737, 8031, 8191, 10, 8, 735, 6601, 3805, 45, 2933, 4235, 6, 3087, 7969, 7, 2161, 9827, 26, 8, 9, 20, 7545, 73