# A151442 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 5
4 13
5 37
6 111
7 348
8 1115
9 3690
10 12437
11 42646
12 148530
13 523835
14 1868356
15 6729649
16 24454173
17 89552497
18 330263689
19 1225741014
20 4575462854
21 17169395749
22 64738926261
23 245187658138
24 932406910922
25 3559219448897
26 13634163069767
27 52398809327631
28 201994189232865
29 780899820381385
30 3027006453635929