# A097753 (b-file synthesized from sequence entry) 1 1 2 2 3 5 4 3 5 10 6 25 7 4 8 15 9 50 10 125 11 6 12 20 13 75 14 250 15 65 16 8 17 30 18 100 19 375 20 130 21 3125 22 9 23 40 24 150 25 500 26 195 27 6250 28 15625 29 12 30 45 31 200 32 750 33 260 34 9375 35 31250 36 325 37 16 38 60 39 225 40 1000 41 390 42 12500 43 46875 44 650 45 390625 46 18 47 80 48 300 49 1125 50 520 51 18750 52 62500 53 975