In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3153, 8173, 'O', 3969, 3795, 7313, 's', 1269, '9663', 'P', '5565', 'q', 's', '2629', '4715', '7441', '6065', 'm', '5469', '8121', 'n', 'a', 'T', 'U', 'X', 3309, 5457, 8165], [5753, 9247, 'H', 'L', '9663', 'P', '5565', 'q', 's', '2629', '4715', '7441', '6065', 'm', '5469', '8121', 'n', 'a', 'T', 'U', 'I', 'X', 'R', 201, 8921, 'l', 'F', 'g', 'l', 'K', 'h', 's', 'T', 'O', 'h', 1823]