# A109743 (b-file synthesized from sequence entry)
2 1
3 3
4 9
5 41
6 231
7 1551
8 12037
9 105861
10 1039539
11 11268059
12 133585089
13 1718984673
14 23857531519
15 355190381031
16 5646040979901
17 95432906354621
18 1709068974897867
19 32325104169244851
20 643869687410800249
21 13471540400560532889
22 295384662114697463319