# A371870 (b-file synthesized from sequence entry)
0 1
1 1
2 4
3 14
4 51
5 189
6 709
7 2683
8 10220
9 39130
10 150438
11 580328
12 2245004
13 8705686
14 33828704
15 131688362
16 513445147
17 2004688605
18 7836832057
19 30670416703
20 120153739079
21 471143251989
22 1848978071615
23 7261781367389
24 28540427527441
25 112243216215879
26 441693646453729