# A094538 (b-file synthesized from sequence entry)
0 0
1 0
2 3
3 9
4 33
5 99
6 315
7 945
8 2883
9 8649
10 26091
11 78273
12 235233
13 705699
14 2118339
15 6355017
16 19068729
17 57206187
18 171629595
19 514888785
20 1544699313
21 4634097939
22 13902392691
23 41707178073
24 125121830427
25 375365491281