[2,3,3,4,4,5,7,5,5,6,6,7,10,7,7,8,8,9,13,9,9,10, 16,10,16,10,10,11,11,12,19,12,20,12,12,13,22,13, 13,14,14,15,24,15,15,16,25,16,26,16,16,17,29,17, 30,17,17,18,18,19,31,19,32,19,19,20,33,20,20,21]