# A150294 (b-file synthesized from sequence entry)
0 1
1 2
2 6
3 23
4 94
5 403
6 1762
7 7864
8 35690
9 164108
10 762357
11 3569242
12 16819681
13 79692636
14 379354005
15 1812988443
16 8694229731
17 41817451066
18 201659232415
19 974725502503
20 4721045311481
21 22908166197986
22 111341527565114
23 541962528735588
24 2641596154242981
25 12891279928029972
26 62981324355512110
27 308015721936263522