Detailed Instructions: 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.
Q: ['H', '4731', '1373', '7365', '2735', 'A', '8733', '7031', '3823', '9001', '7637', 'C', 'B', 'n']
A:
8, 4731, 1373, 7365, 2735, 1, 8733, 7031, 3823, 9001, 7637, 3, 2, 14