# A124552 (b-file synthesized from sequence entry)
0 1
1 2
2 7
3 30
4 159
5 1056
6 8812
7 92062
8 1200415
9 19512990
10 395379699
11 9991017068
12 315094522052
13 12413464676162
14 611490149713956
15 37699912801819870
16 2911578809929672737
17 281916836769424155940
18 34249052273023310929439