# A091098 (b-file synthesized from sequence entry)
1 1
2 11
3 80
4 609
5 4783
6 39175
7 332180
8 2880504
9 25423491
10 227523275
11 2059020280
12 18803924340
13 173032709183
14 1602470783672
15 14922284735484
16 139619168787795
17 1311778575685086
18 12369977142579584
19 117028833597800689
20 1110409801150582707