# A207137 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 4
4 17
5 171
6 3171
7 101741
8 7181615
9 1274607729
10 428568152553
11 223160743256395
12 185627109707405932
13 320952534083059792786
14 1367454166673309618606950
15 11078799748881429582280609036
16 137939599816546528357634500253053
17 2679390013936303204526656964298150849