[1,2,3,1,2,4,5,3,6,1,7,4,8,5,2,6,9,10,3,7,11,1,12, 4,13,8,2,9,14,5,15,10,6,16,3,17,11,12,4,18,13,19, 1,7,20,8,21,14,5,22,15,23,16,9,2,24,17,25,6,10,26, 3,18,27,11,7,28,19,1,29,12,20,2,21,4]