[4,1,0,2,4,3,4,4,4,5,4,6,8,7,8,8,8,9,12,10,12,15, 12,12,16,17,16,18,20,19,20,20,24,25,24,26,28,27, 28,32,32,33,36,34,36,39,40,40,44,45,44]