# A191755 (b-file synthesized from sequence entry)
0 1
1 2
2 6
3 22
4 82
5 320
6 1268
7 5102
8 20632
9 83972
10 342468
11 1399296
12 5720966
13 23396618
14 95654386
15 390868900
16 1596000418
17 6511211718
18 26538617050
19 108060466284