# A377829 (b-file synthesized from sequence entry)
0 1
1 3
2 25
3 364
4 7713
5 216216
6 7568041
7 318256800
8 15644919681
9 880848974080
10 55912403743161
11 3951344780946432
12 307737594185310625
13 26190457718737019904
14 2418475248758250599625
15 240846113359411822759936
16 25731326615411044591298049
17 2935802801104074173428531200