# A148191 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 4
4 12
5 31
6 91
7 288
8 940
9 3099
10 10607
11 37862
12 134767
13 490159
14 1826803
15 6870465
16 26029551
17 100186211
18 390244176
19 1525584938
20 6022917327
21 24022355598
22 96252798082
23 387763662137
24 1574666317612
25 6428731348930
26 26336898559556
27 108517986685355
28 449469203453607
29 1867377245920794