# A103599 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 2
5 2
6 3
7 4
8 6
9 10
10 16
11 29
12 59
13 140
14 400
15 1413
16 6467
17 40261
18 361139
19 4990906
20 114916199
21 4833601540