# A377158 (b-file synthesized from sequence entry)
0 1
1 7
2 35
3 196
4 994
5 4578
6 20118
7 84540
8 341397
9 1335103
10 5078227
11 18852428
12 68519920
13 244413820
14 857393700
15 2963013816
16 10102413972
17 34025396580
18 113329367816
19 373642488044
20 1220412680410
21 3951964394642
22 12695738508950
23 40484919514284
24 128216539026261