[0,0,1,2,2,3,4,4,5,6,6,7,7,8,9,9,10,11,11,11,12, 13,13,14,14,15,16,16,16,17,17,18,19,19,19,20,20, 21,22,22,22,23,23,24,24,25,25,26,26,26,27,27,27, 28,28,29,29,29,30,31,31,31,32,32,32,33,33,33,34, 35,35,36]