In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[7181, 6287, 'V', 9293, 7489, '6703', '2537', 'O', 'C', '2999', 'a', '5613', 'i', '3887', 'G', 'v', 'O', 'B', 'h', 'J', 'H', 9029, 3909, 6817, 6201, 'v', 'N'], [9097, 2175, 4103, 'X', 7441, 'G', 'G', 'x', 's', 8039, 6935, 8571, '6703', '2537', 'O', 'C', '2999', 'a', '5613', 'i', '3887', 'G', 'v', 'O', 'B', 'h', 'F', 9137, 'H', 9405, 'D', 1283]