# A274877 (b-file synthesized from sequence entry) 0 1 1 6 2 18 3 12 4 24 5 60 6 156 7 84 8 144 9 120 10 816 11 336 12 360 13 1224 14 840 15 924 16 2184 17 1800 18 2640 19 7200 20 1260 21 3960 22 7140 23 8400 24 3780 25 5040 26 2520 27 9360 28 12600 29 20160 30 11340 31 10080 32 15120 33 19656 34 16380 35 41580 36 18480 37 48720 38 34320 39 25200 40 54600 41 27720 42 87360 43 134640 44 60060 45 73920 46 32760 47 43680 48 159600 49 143640 50 55440 51 85800 52 96096 53 65520 54 131040 55 120120 56 157080 57 154440 58 98280 59 191520 60 166320