# A217203 (b-file synthesized from sequence entry)
1 0
2 1
3 2
4 7
5 28
6 131
7 690
8 4033
9 25864
10 180265
11 1354458
12 10898823
13 93407828
14 848739867
15 8143768538
16 82229315137
17 871067808272
18 9654457636241
19 111688595475634
20 1345725966256071
21 16854833617813388
22 219050429104638707
23 2949276326665620482
24 41076923039499915393