# A027228 (b-file synthesized from sequence entry)
0 1
1 3
2 10
3 25
4 73
5 170
6 468
7 1050
8 2799
9 6138
10 16043
11 34644
12 89390
13 190913
14 488285
15 1034228
16 2628861
17 5532322
18 14000177
19 29311171
20 73936801
21 154145390
22 387911301
23 805899231
24 2024537328
25 4193625311
26 10521409964
27 21738996250