# A145888 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 2 5 1 6 3 7 6 8 2 9 4 10 12 11 24 12 6 13 10 14 20 15 60 16 120 17 24 18 36 19 60 20 120 21 360 22 720 23 120 24 168 25 252 26 420 27 840 28 2520 29 5040 30 720 31 960 32 1344 33 2016 34 3360 35 6720 36 20160 37 40320 38 5040 39 6480 40 8640 41 12096 42 18144 43 30240 44 60480 45 181440 46 362880 47 40320 48 50400 49 64800