# A220117 (b-file synthesized from sequence entry)
0 0
1 3
2 13
3 47
4 55
5 254
6 767
7 987
8 6909
9 16127
10 28657
11 28670
12 125951
13 196575
14 393213
15 4160255
16 4177911
17 25157623
18 25157631
19 46137325
20 67088375
21 268296191
22 268434303
23 268435455