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: ['223', '9659', '3345', '8377', '5365', '489', 'Q', 'B', 'h', 'k', '5739', 'v', 'R', '1293', '7459', 'i', 'N']

223, 9659, 3345, 8377, 5365, 489, 17, 2, 8, 11, 5739, 22, 18, 1293, 7459, 9, 14