# A163088 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 2 5 1 6 12 7 1 8 12 9 6 10 60 11 1 12 240 13 1 14 280 15 180 16 840 17 1 18 151200 19 1 20 90720 21 840 22 5544 23 1 24 15523200 25 30 26 24024 27 3780 28 5765760 29 1 30 93405312000 31 1 32 10810800 33 16632 34 437580 35 4200 36 6792641856000 37 1 38 1847560 39 72072 40 1173274502400