Definition: In this task, you are given inputs i,j, and A, where i and j are integers and A is a list. You need to return the sum of all the numerical elements in the list A between the positions i and j (including positions i and j). Return 0 if no numerical element is present in the list between the given ranges. i and j will be non-negative, and will always have a value less than the length of A. i will always be less than j.
Input: 9, 15, ['R', 'W', '3773', '6213', '5145', 'n', '1127', 'e', '5973', '9963', '4173', 'A', 'S', '819', 'H', 'W', 'X']

20928