# A007233 (b-file synthesized from sequence entry)
1 3
2 31
3 171
4 1575
5 8403
6 77206
7 411771
8 3828187
9 20176803
10 185374380
11 988663371
12 9083344725
13 48444505203
14 445083891551
15 2373780754971
16 22068742956375