[1,1,2,1,2,6,1,2,3,24,1,2,3,8,120,1,2,3,4,15,720, 1,2,3,4,10,48,5040,1,2,3,4,5,18,105,40320,1,2,3,4, 5,12,28,384,362880,1,2,3,4,5,6,21,80,945,3628800, 1,2,3,4,5,6,14,32,162,3840,39916800,1,2,3,4,5,6,7, 24,45,280]