# A127619 (b-file synthesized from sequence entry)
0 1
1 1
2 5
3 22
4 117
5 654
6 3674
7 20763
8 117349
9 663529
10 3751874
11 21215245
12 119963514
13 678345474
14 3835772387
15 21689760681
16 122646936325
17 693519457822
18 3921575652821
19 22174944672838
20 125390459051898
21 709032985366923