[2,3,4,4,5,5,6,6,6,7,7,8,7,9,8,10,8,9,8,10,11,12, 9,11,13,9,14,10,15,12,10,13,16,11,17,14,12,18,11, 10,19,15,16,12,20,17,21,11,13,22,14,23,18,13,24, 12,19,25,20,15,12,26,21,27,14,16,28,13,22,29,17, 15,30,23,13,31]