In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['v', 1629, 't', 'y', 'R', 'k', 10021, 7155, '7241', '8007', 'N', '4295', 'O', '6233', '6893', '3293', 'J', '789', '85', '2423', 'o', 3491, 'z', 'i', 6959, 865], ['Q', 5541, 6301, '7241', '8007', 'N', '4295', 'O', '6233', '6893', '3293', 'J', '789', '85', '2423', 'D', 3297, 8731, 8807, 99, 'h', 3177, 2689, 'H', 'u', 'S', 833]