# A282818 (b-file synthesized from sequence entry) 0 0 1 0 2 0 3 2 4 20 5 110 6 460 7 1540 8 4312 9 10500 10 22920 11 45870 12 85580 13 150722 14 252980 15 407680 16 634480 17 958120 18 1409232 19 2025210 20 2851140 21 3940790 22 5357660 23 7176092 24 9482440 25 12376300 26 15971800 27 20398950 28 25805052 29 32356170 30 40238660 31 49660760 32 60854240 33 74076112