# A026151 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 4
4 12
5 32
6 89
7 246
8 685
9 1912
10 5355
11 15038
12 42339
13 119484
14 337935
15 957738
16 2719539
17 7736208
18 22044444
19 62916696
20 179841270
21 514793944
22 1475586687
23 4234989242
24 12169352003
25 35009302296
26 100826681530
27 290683486132
28 838873595124