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.

Example Input: ['8315', '3189', 'j', 'n', 't', 'U', '4163', 'z', '4013', '3159', '8169', '8649', '431', '6291', '1107', '9565', 'm', '1835', '3']
Example Output: 8315, 3189, 10, 14, 20, 21, 4163, 26, 4013, 3159, 8169, 8649, 431, 6291, 1107, 9565, 13, 1835, 3

Example Input: ['6437', '3375', '6529', 'G', '3351', '5563', '5349', '4505', 'V', 'l', '2255', 's', '3691', 'c', 'w']
Example Output: 6437, 3375, 6529, 7, 3351, 5563, 5349, 4505, 22, 12, 2255, 19, 3691, 3, 23

Example Input: ['z', 'F']
Example Output:
26, 6