# A103998 (b-file synthesized from sequence entry)
0 1
1 11
2 71
3 539
4 4271
5 34276
6 276119
7 2226851
8 17965151
9 144948419
10 1169523076
11 9436433171
12 76139155439
13 614339685971
14 4956888901511
15 39995380044004
16 322708555336511
17 2603821045832171
18 21009309912323639