# A118921 (b-file synthesized from sequence entry) 1 2 2 4 3 2 4 12 5 4 6 4 7 40 8 12 9 8 10 10 11 140 12 40 13 24 14 20 15 28 16 504 17 140 18 80 19 60 20 56 21 84 22 1848 23 504 24 280 25 200 26 168 27 168 28 264 29 6864 30 1848 31 1008 32 700 33 560 34 504 35 528 36 858 37 25740 38 6864 39 3696 40 2520 41 1960 42 1680 43 1584 44 1716 45 2860 46 97240 47 25740 48 13728 49 9240 50 7056 51 5880 52 5280