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