# A221349 (b-file synthesized from sequence entry)
1 0
2 148
3 12296
4 938070
5 68449305
6 4937698670
7 354502871047
8 25405114529768
9 1819259480725634
10 130236648141077671
11 9322142390162086274
12 667229079763512284278
13 47755622252421340025975