# A360054 (b-file synthesized from sequence entry)
1 0
2 0
3 0
4 0
5 3
6 8
7 21
8 55
9 154
10 412
11 1088
12 2632
13 6532
14 15371
15 35218
16 79982
17 180061
18 402560
19 894404
20 1975742