# A122774 (b-file synthesized from sequence entry) 1 1 2 1 3 2 4 3 5 4 6 8 7 15 8 18 9 24 10 48 11 105 12 120 13 144 14 192 15 384 16 945 17 1050 18 1200 19 1440 20 1920 21 3840 22 10395 23 11340 24 12600 25 14400 26 17280 27 23040 28 46080 29 135135 30 145530 31 158760 32 176400 33 201600 34 241920 35 322560 36 645120