# A082236 (b-file synthesized from sequence entry) 1 1 2 2 3 8 4 3 5 9 6 4 7 12 8 5 9 360000 10 6 11 90 12 7 13 28235760 14 10 15 504 16 11 17 450153650100 18 13 19 17637403357173600000 20 14 21 25740 22 15 23 360360 24 16 25 215255040 26 17 27 33593154183197105261619254400 28 18 29 16278356694600 30 19