# A088022 (b-file synthesized from sequence entry)
0 2
1 1
2 1
3 2
4 3
5 6
6 12
7 28
8 68
9 176
10 484
11 1409
12 4334
13 14002
14 47357
15 167157
16 614297
17 2345730
18 9290084
19 38092233
20 161436136
21 706061825
22 3182452003
23 14764717643
24 70429572474
25 345075959701
26 1734987079149
27 8943648710357
28 47228775626154