[0,1,1,2,1,3,2,3,1,4,3,5,2,5,3,4,1,5,4,7,3,8,5,7, 2,7,5,8,3,7,4,5,1,6,5,9,4,11,7,10,3,11,8,13,5,12, 7,9,2,9,7,12,5,13,8,11,3,10,7,11,4,9,5,6,1,7,6,11, 5,14,9,13,4,15,11,18,7,17,10,13,3,14,11,19,8,21, 13,18,5,17,12,19]