[0,0,0,0,1,0,0,1,1,3,1,4,4,7,5,5,6,4,4,6,7,6,8,5, 2,6,4,5,3,4,3,0,3,2,0,3,3,3,0,4,4,5,6,5,6,7,8,8,8, 9,8,8,7,8,8,8,9,8,8,7,6,7,6,1,5,4,4,3,2,2,0,5,4,3, 5,5,6,2,8,9,9,10,11,9,11,13,16,14,16,16,17,17,18, 18,20]