# A126380 (b-file synthesized from sequence entry)
0 1
1 26
2 76
3 224
4 662
5 1960
6 5810
7 17238
8 51180
9 152040
10 451874
11 1343530
12 3995984
13 11888510
14 35378800
15 105307232
16 313517862
17 933569352
18 2780376498
19 8281841754
20 24672375600
21 73510750578
22 219049521636
23 652802078652
24 1945651872306