# A226061 (b-file synthesized from sequence entry)
1 0
2 1
3 3
4 8
5 27
6 110
7 538
8 3149
9 21622
10 172348
11 1549896
12 15401144
13 168011252
14 2003304293
15 25928878272
16 361788001015
17 5411160126367
18 86353882249911
19 1464841397585335
20 26323224850512719
21 499551889319197565