# A107983 (b-file synthesized from sequence entry) 0 1 1 6 2 4 3 20 4 20 5 10 6 50 7 60 8 45 9 20 10 105 11 140 12 126 13 84 14 35 15 196 16 280 17 280 18 224 19 140 20 56 21 336 22 504 23 540 24 480 25 360 26 216 27 84 28 540 29 840 30 945 31 900 32 750 33 540 34 315 35 120 36 825 37 1320 38 1540 39 1540 40 1375 41 1100 42 770 43 440 44 165 45 1210 46 1980 47 2376 48 2464 49 2310 50 1980 51 1540