# A147026 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 1
5 1
6 9
7 17
8 35
9 145
10 589
11 2723
12 16121
13 110705
14 888953
15 8435682
16 98480917
17 1294018001
18 21003172843