# A148802 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 8
4 26
5 80
6 277
7 930
8 3318
9 11643
10 42412
11 152958
12 565237
13 2075930
14 7753263
15 28843854
16 108607503
17 407906636
18 1545829275
19 5848333453
20 22278963147
21 84775245709
22 324339392219
23 1239936468371
24 4760994836197
25 18271315079302
26 70372359435245
27 270943377363634
28 1046308088337600
29 4039544714639796