# A177428 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 1 5 8 6 2 7 1 8 33 9 66 10 6 11 1 12 104 13 792 14 624 15 24 16 1 17 285 18 6040 19 18120 20 6840 21 120 22 1 23 720 24 35730 25 289920 26 428760 27 86400 28 720 29 1 30 1729 31 180306 32 3279990 33 13119960 34 10818360 35 1244880 36 5040 37 1 38 4016 39 818048 40 29646624 41 262399200 42 592932480 43 294497280