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