# A322970 (b-file synthesized from sequence entry) 0 1 1 1 2 4 3 1 4 12 5 18 6 1 7 24 8 120 9 96 10 1 11 40 12 420 13 1200 14 600 15 1 16 60 17 1080 18 6720 19 12600 20 4320 21 1 22 84 23 2310 24 25200 25 105840 26 141120 27 35280 28 1 29 112 30 4368 31 73920 32 554400 33 1693440 34 1693440 35 322560 36 1 37 144 38 7560 39 183456 40 2162160 41 11975040 42 27941760 43 21772800 44 3265920