[0,0,0,0,0,1,1,1,2,2,1,1,1,4,1,0,4,2,3,3,3,3,3,7, 7,9,5,6,6,4,4,3,5,6,7,9,9,10,6,6,9,9,8,9,8,7,13, 12,13,9,5,9,8,6,16,13,9,10,11,11,7,14,13,13,9,12, 14,15,15,11,11,17,15,19,14,19,12,18,15,11,10,16, 15,14,14,13,17,14]