[1,1,2,1,3,8,1,4,15,48,1,5,24,105,384,1,6,35,192, 945,3840,1,7,48,315,1920,10395,46080,1,8,63,480, 3465,23040,135135,645120,1,9,80,693,5760,45045, 322560,2027025,10321920,1,10,99,960,9009,80640, 675675,5160960]