# A160047 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 1 5 2 6 1 7 6 8 3 9 4 10 6 11 60 12 5 13 20 14 10 15 28 16 35 17 280 18 140 19 2520 20 126 21 120 22 1260 23 27720 24 1155 25 5544 26 13860 27 40040 28 12870 29 360360 30 12012 31 360360 32 45045 33 21840 34 360360 35 350064 36 340340 37 4084080 38 2042040 39 1989680 40 1939938 41 15519504 42 369512 43 5173168