# A180720 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 7
4 53
5 1305
6 177559
7 247880897
8 9252468642944
9 39211218810149955871
10 155393322265527728403643204013
11 12102963126133848174768954972642433817636369