# A356578 (b-file synthesized from sequence entry) 0 1 1 0 2 2 3 15 4 92 5 1050 6 8514 7 147000 8 1546544 9 29673000 10 478186920 11 9011752200 12 178483287432 13 4205087686800 14 91775320005264 15 2290742704668600 16 63289842765692160 17 1696665419122968000 18 50287699532618564544 19 1549916411848463721600