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: 3, 19, ['r', '4673', '1277', 'Q', 'y', 'r', 'A', '7687', '81', 'z', 'a', 'P', 'V', 'N', '6815', 'i', 'X', 'Q', 'N']

15860