# A148702 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 7
4 23
5 71
6 241
7 827
8 2969
9 10719
10 39869
11 149412
12 568421
13 2188494
14 8488370
15 33235585
16 131138445
17 520203906
18 2078395161
19 8342877038
20 33647604003
21 136384448249
22 554714145737
23 2265211261374
24 9282805581252
25 38149282176628
26 157293038322763
27 650217712657603
28 2694590903013221