# A110711 (b-file synthesized from sequence entry)
1 0
2 6
3 42
4 288
5 1992
6 13980
7 99432
8 715344
9 5196336
10 38056284
11 280658100
12 2082218160
13 15528409920
14 116331315360
15 874985339760
16 6604555554720
17 50010373864416
18 379760762209692
19 2891169309592548
20 22062102167330592