# A220511 (b-file synthesized from sequence entry)
0 1
1 11
2 67
3 383
4 1669
5 6275
6 23431
7 94967
8 423433
9 2012219
10 9865675
11 48989231
12 244389517
13 1221074483
14 6104053519
15 30518337575
16 152588939281
17 762940873067
18 3814699155283
19 19073488804319
20 95367434840725
21 476837162287331
22 2384185796169367
23 11920928961514583