# A220282 (b-file synthesized from sequence entry) 0 1 1 1 2 4 3 51 4 1480 5 79765 6 7010496 7 920281831 8 169526669824 9 41844075277545 10 13357347571244800 11 5362349333225289691 12 2646862288162043664384 13 1576780272924188221429501 14 1116120717235502072828661760 15 926421799655193830945493519375 16 891516461371835173578650979598336