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: ['1365', '3953', '5117', '1251', '6131', 'm', '1975', 'Q', 'v', '4625', 'F', '3735', 'v', 'n', '2107', 'C', '867', 'w', 'P', 'j', 'o', '143', 'G', '6871', '1365', '3363', '3251', '2871', 'B', 'G', 'i', 'N', 'Q', '41', 'w', 'w', 'r', 'n']

1365, 3953, 5117, 1251, 6131, 13, 1975, 17, 22, 4625, 6, 3735, 22, 14, 2107, 3, 867, 23, 16, 10, 15, 143, 7, 6871, 1365, 3363, 3251, 2871, 2, 7, 9, 14, 17, 41, 23, 23, 18, 14