# A108042 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 7
4 42
5 443
6 8473
7 302615
8 20667866
9 2746018153
10 717844380672
11 371804591916373
12 383132488758103018
13 787329849067164994524
14 3230799141690805716086494
15 26492531918877575209777027523
16 434278730987058524389013641832164
17 14234353051803016490396754839888900505