# A025932 (b-file synthesized from sequence entry)
0 1
1 18
2 213
3 2114
4 19173
5 165354
6 1384741
7 11393778
8 92748645
9 750039290
10 6040740069
11 48528576642
12 389243479717
13 3119026937226
14 24977625311397
15 199948094540306
16 1600220345577189
17 12804941098049562
18 102455421613293925