# A174804 (b-file synthesized from sequence entry) 0 0 1 1 2 4 3 6 4 16 5 30 6 36 7 42 8 48 9 81 10 120 11 132 12 144 13 156 14 168 15 180 16 256 17 340 18 360 19 380 20 400 21 420 22 440 23 460 24 480 25 625 26 780 27 810 28 840 29 870 30 900 31 930 32 960 33 990 34 1020 35 1050 36 1296 37 1554 38 1596 39 1638 40 1680 41 1722 42 1764 43 1806 44 1848 45 1890 46 1932 47 1974 48 2016 49 2401 50 2800