# A148324 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 5
4 14
5 41
6 136
7 453
8 1625
9 5916
10 22413
11 86262
12 341145
13 1364600
14 5575554
15 22970257
16 96219317
17 405776643
18 1733558159
19 7449181815
20 32339997454
21 141107551277
22 620848468901
23 2743496180912
24 12207546137457
25 54524169872592
26 244949648545018
27 1104077076016340
28 5001154826725525