[1,2,3,1,4,2,5,6,7,3,8,9,1,10,4,11,12,13,14,2,15, 5,16,17,6,18,19,7,20,3,21,22,23,8,24,25,26,9,27,1, 28,29,10,30,4,31,32,11,33,34,12,35,36,13,37,38,14, 39,40,2,41,42,43,15,44,45,46,5,16,47,48,17]