[1,2,6,30,330,4290,60060,1021020,29609580, 917896980,33962188260,1290563153880, 52913089309080,2275262840290440, 106937353493650680,6309303856125390120, 422723358360401138040,30013358443588480800840, 2190975166381959098461320]