# A228772 (b-file synthesized from sequence entry)
3 0
4 3
5 2
6 24
7 24
8 392
9 513
10 4080
11 8090
12 96816
13 238296
14 2023896
15 7325520
16 63277376
17 277838352
18 2185076682
19 12898278126