# A321722 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 1
4 10
5 21
6 97
7 657
8 5618
9 48918
10 494530
11 5383553
12 65112565
13 840566081
14 11834555867
15 176621056393
16 2838064404989
17 48060623405313