# A151199 (b-file synthesized from sequence entry)
0 1
1 3
2 12
3 53
4 242
5 1131
6 5375
7 25770
8 124613
9 606018
10 2959699
11 14507794
12 71303815
13 351256141
14 1733644863
15 8569727681
16 42418344280
17 210196707443
18 1042591974695
19 5175657001614
20 25711584348853
21 127810271426162
22 635686118474741
23 3163229223668441
24 15747294822922287
25 78423745649255033