# A125869 (b-file synthesized from sequence entry) 1 1 2 3 3 4 4 6 5 10 6 15 7 18 8 24 9 25 10 27 11 40 12 54 13 60 14 64 15 75 16 81 17 120 18 160 19 162 20 180 21 216 22 225 23 300 24 400 25 405 26 480 27 486 28 648 29 768 30 810 31 864 32 900 33 960 34 972 35 1125 36 1440 37 1536 38 1600 39 1944 40 2160 41 2187 42 2250 43 2304 44 2400 45 2560 46 3240 47 3375 48 3645 49 3750 50 4096 51 4320