# A145141 (b-file synthesized from sequence entry) 1 1 2 1 3 1 4 1 5 2 6 2 7 1 8 3 9 2 10 6 11 1 12 4 13 24 14 4 15 24 16 1 17 5 18 12 19 24 20 12 21 120 22 1 23 3 24 360 25 16 26 144 27 48 28 720 29 1 30 42 31 20 32 45 33 48 34 144 35 240 36 5040 37 1 38 24 39 3360 40 1440 41 5760 42 144 43 2880 44 1440 45 40320 46 1 47 180 48 1260 49 90720 50 480 51 17280 52 80 53 8640 54 10080 55 362880 56 1 57 20 58 8400 59 4032 60 45360