[1,2,3,4,4,5,6,6,7,8,8,9,9,9,10,11,11,11,12,12,13, 14,14,15,15,15,16,16,16,17,18,18,18,19,19,20,21, 21,21,22,22,23,23,23,24,24,24,24,25,25,26,27,27, 28,29,29,30,30,30,30,30,30,30,31,31,32,32,32,33, 34,34,34,34,34]