# A134417 (b-file synthesized from sequence entry) 1 1 2 1 3 4 4 1 5 8 6 5 7 1 8 12 9 15 10 20 11 1 12 16 13 30 14 80 15 25 16 1 17 20 18 50 19 200 20 125 21 100 22 1 23 24 24 75 25 400 26 375 27 600 28 125 29 1 30 28 31 105 32 700 33 875 34 2100 35 875 36 500 37 1 38 32 39 140 40 1120 41 1750 42 5600 43 3500 44 4000 45 625 46 1 47 36 48 180 49 1680 50 3150 51 12600 52 10500 53 18000 54 5625 55 2500