[1,2,1,3,6,1,4,18,10,1,5,40,55,15,1,6,75,200,126, 21,1,7,126,560,700,252,28,1,8,196,1316,2850,1996, 462,36,1,9,288,2730,9261,11376,5004,792,45,1,10, 405,5160,25480,50127,38550,11440,1287,55,1,11,550, 9075,61776,181027,225225,116160,24310,2002,66,1]