In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['n', 1777, 3981, 6625, '8471', 'm', '807', 'T', 'E', 't', 'N', 'c', '2627', 'G', 'n', 'a', 2043, 'G', 1451], ['e', 'v', 357, 'A', 'D', 5549, 'E', 'B', 2873, '8471', 'm', '807', 'T', 'E', 't', 'N', 'c', '2627', 'G', 'O', 283, 9633, 'Z', 'V']