In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3551, 4103, '5111', '7093', 'D', '2467', 'X', 'o', 'l', 8637, 'B'], [2011, 'h', 2385, 8057, 'C', '5111', '7093', 'D', '2467', 'X', 'g', 8407, 'n', 5645, 8499]