# A125094 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 5
4 13
5 36
6 104
7 313
8 977
9 3152
10 10486
11 35880
12 126039
13 453725
14 1671322
15 6291148
16 24170312
17 94680426
18 377788108
19 1534169595
20 6335718925
21 26589240583
22 113323479393
23 490203781505
24 2150975413846
25 9569147610181
26 43140286838567