[2,1,3,2,1,3,1,5,4,2,1,7,6,5,4,2,7,5,3,1,5,2,1,3, 9,7,4,2,1,11,13,10,8,6,1,11,7,4,11,3,17,14,13,9,8, 6,5,4,2,11,19,18,17,14,12,11,10,9,7,4,2,1,17,9,7, 3,16,10,5,4,1,21,15,13,10,5,4,1,13,9,2]