# A366056 (b-file synthesized from sequence entry)
0 1
1 3
2 15
3 91
4 613
5 4408
6 33143
7 257400
8 2048825
9 16625940
10 137033316
11 1144010387
12 9653706723
13 82208879366
14 705587243802
15 6097408839400
16 53007770199641
17 463269048213536
18 4067950092964440
19 35871913838983980
20 317533385082542404
21 2820492099258807887