# A030856 (b-file synthesized from sequence entry)
1 1
2 3
3 9
4 37
5 188
6 1129
7 7904
8 63234
9 569109
10 5691091
11 62602003
12 751224046
13 9765912599
14 136722776399
15 2050841645987
16 32813466335800
17 557828927708615
18 10040920698755070
19 190777493276346341
20 3815549865526926829