# A188224 (b-file synthesized from sequence entry)
0 1
1 2
2 6
3 10
4 24
5 54
6 96
7 200
8 442
9 650
10 1548
11 2370
12 4060
13 7670
14 15792
15 25740
16 49074
17 81900
18 147756
19 251012