# A180334 (b-file synthesized from sequence entry) 1 9 2 24 3 72 4 144 5 576 6 1080 7 2160 8 1440 9 8640 10 20160 11 15120 12 40320 13 70560 14 60480 15 191520 16 166320 17 211680 18 514080 19 277200 20 982800 21 907200 22 1663200 23 831600 24 720720 25 2162160 26 4989600 27 2494800 28 8648640 29 5266800 30 8845200 31 8316000 32 15724800