[0,0,0,1,0,1,2,1,2,3,0,5,6,0,6,7,3,2,10,1,5,6,3,7, 10,0,10,13,0,13,16,0,5,15,1,11,16,1,6,15,2,11,16, 4,16,17,2,17,12,5,16,17,3,17,18,0,20,21,0,23,28,0, 23,27,1,15,30,3,17,26,4,19,28,2,21]