[3,4,1,2,3,4,5,1,7,8,9,2,11,12,1,3,15,16,17,4,3, 20,21,1,23,24,25,6,27,4,29,7,3,32,1,8,35,36,5,2, 39,4,41,10,8,44,45,1,47,48,5,12,51,52,8,3,7,56,57, 2,59,60,1,15,3,8,65,16,7,12,69,4,71,72,9,18,15,8, 77,1,79,80,81]