In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[5307, 'N', 1415, 437, 'y', 'N', '6101', '1659', '937', '8533', 'I', 't', '3585', 'E', 'e', 'Q', 'T', 'c', 'M', 'X', 4615, 'i', 6611], ['D', 7913, 'c', 9255, 6557, 8721, 'U', 4421, '6101', '1659', '937', '8533', 'I', 't', '3585', 'E', 'e', 'Q', 'T', 'v', 4233, 'o', 185, 'L']