# A113441 (b-file synthesized from sequence entry)
0 1
1 3
2 12
3 50
4 212
5 905
6 3872
7 16576
8 70968
9 303832
10 1300737
11 5568473
12 23838453
13 102051167
14 436874885
15 1870233780
16 8006350999
17 34274673894
18 146727674181
19 628131735844
20 2688991567300
21 11511399994065
22 49279563214531