# A146403 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 1
5 1
6 1
7 7
8 19
9 47
10 85
11 259
12 857
13 3329
14 13923
15 76419
16 375879
17 2500865
18 15196877
19 126783213
20 979497309
21 10344645479
22 100578970271