# A218378 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 5
4 17
5 769
6 4609
7 1882805
8 15138593
9 66365067361
10 664157177281
11 35645315131333445
12 427773958289546417
13 301274983519644591252769
14 4217875813061550908307649
15 40527712572140444650575170520245
16 648443738687003872454538321727553