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: ['8045', '2069', '739', '4911', 'J', '7561', 'H', 'f', 'D', '4015', '6785', '3561', 'F', '7179', 'g', '3027', 'd', 'g', 'Z', 'J']

8045, 2069, 739, 4911, 10, 7561, 8, 6, 4, 4015, 6785, 3561, 6, 7179, 7, 3027, 4, 7, 26, 10