# A068545 (b-file synthesized from sequence entry) 1 180 2 240 3 360 4 420 5 480 6 504 7 540 8 600 9 630 10 660 11 672 12 720 13 756 14 780 15 792 16 840 17 864 18 900 19 924 20 936 21 960 22 990 23 1008 24 1020 25 1050 26 1056 27 1080 28 1200 29 1260 30 1296 31 1320 32 1344 33 1440 34 1512 35 1560 36 1584 37 1620 38 1680 39 1728 40 1764 41 1800 42 1848 43 1872 44 1890 45 1920 46 1980