Definition: In this task, you are given inputs k, i, and A, where k and i are integers and A is a list. You need to find every ith element of A starting from the kth element. The process stops when the position of the next ith element exceeds the length of the list.
Input: 1, 7, ['5257', 'p', '4845', '5081', '5775', '5677', '1479', 'j', '2603', '1285', 'L', 'X', '6989', '2767', '4887', '117', 'P', '4305', 'u']
Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
5257, j, 4887