[1,1,2,3,8,15,48,105,384,945,3840,10395,46080, 135135,645120,2027025,10321920,34459425,185794560, 654729075,3715891200,13749310575,81749606400, 316234143225,1961990553600,7905853580625, 51011754393600,213458046676875,1428329123020800]