In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['B', 8045, 3145, 4859, 'j', 181, 'l', '3917', '6351', '659', 'v', '4767', 'S', '1001', '1073', 'Y', 'Z', '9763', 'Z', 'o', '2921', 'h', 'H', '3493', 'k', 'D', 6905, 3883, 6211, 'O', 2063, 8071, 9151, 'z', 'N', 9885, 'O', 'R', 'V', 'Z', 483, 3279], [4491, 'p', 'N', 'I', 4883, 2721, 'u', 'V', 'l', '3917', '6351', '659', 'v', '4767', 'S', '1001', '1073', 'Y', 'Z', '9763', 'Z', 'o', '2921', 'h', 'H', '3493', 'm', 5833, 5833, 4299, 8857, 5289, 'J', 7743, 'k']