# A070227 (b-file synthesized from sequence entry)
0 1
1 1
2 7
3 2971
4 326922081
5 25571928251231076
6 3104750712141723393459934903
7 1106411839720559249283387766293758050197271
8 1982711933502621451047063899803427489760228712955842831202561