# A146794 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 1
5 1
6 5
7 17
8 41
9 145
10 657
11 4553
12 32425
13 257569
14 2670753
15 36201945
16 564616361
17 10290347089
18 235475912465
19 6833463711081
20 238928359316057
21 9863518167137825