# A185234 (b-file synthesized from sequence entry)
0 0
1 0
2 0
3 0
4 0
5 0
6 1
7 2
8 9
9 35
10 177
11 1153
12 10341
13 120523
14 1702432
15 27507351
16 492377298
17 9600913017
18 201990426697
19 4555849947783