In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[1653, 843, 4403, 217, 4661, 1535, 3375, 2001, 'A', 5639, 355, 4421, 'a', 'N', 'U', 'i', '2357', '8163', 'E', 'O', '1049', 'm', '2347', 'u', '6725', 'n', '6291', '5335', 'p', '1089', 'P', '1351', '7311', 'N', 9587, 'A', 'F', 3515, 1573, 4689, 7155, 7123], [4307, 1663, 'y', 3237, 2985, 5329, 8805, 'O', 925, 'Z', 'O', 2555, 'h', 'y', 417, 7747, 2433, 'U', 'i', '2357', '8163', 'E', 'O', '1049', 'm', '2347', 'u', '6725', 'n', '6291', '5335', 'p', '1089', 'P', '1351', '7311', 'u', 3977, 7203, 3411, 'Z']