# A126530 (b-file synthesized from sequence entry)
0 1
1 9
2 69
3 541
4 4231
5 33101
6 258953
7 2025831
8 15848391
9 123984439
10 969949627
11 7588067405
12 59362636295
13 464403174075
14 3633098554089
15 28422297349753
16 222352070721709
17 1739494972761653
18 13608340819322255
19 106460175369651261