[2,2,2,1,3,2,1,3,4,2,1,4,6,5,2,1,5,10,10,6,2,1,6, 15,20,15,7,2,1,7,21,35,35,21,8,2,1,8,28,56,70,56, 28,9,2,1,9,36,84,126,126,84,36,10,2,1,10,45,120, 210,252,210,120,45,11,2]