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: ['3845', '131', '51', 'X', '807', 'h', '151', 'v', 'o', '301', 's']

3845, 131, 51, 24, 807, 8, 151, 22, 15, 301, 19