# A144880 (b-file synthesized from sequence entry) 1 1 2 3 3 1 4 12 5 3 6 1 7 60 8 12 9 9 10 3 11 1 12 360 13 60 14 36 15 12 16 9 17 3 18 1 19 2520 20 360 21 180 22 144 23 60 24 36 25 27 26 12 27 9 28 3 29 1 30 20160 31 2520 32 1080 33 720 34 360 35 180 36 144 37 108 38 60 39 36 40 27 41 12 42 9 43 3 44 1 45 181440 46 20160 47 7560 48 4320 49 3600 50 2520 51 1080 52 720 53 540 54 432 55 360 56 180 57 144 58 108 59 81 60 60 61 36 62 27