# A146147 (b-file synthesized from sequence entry)
1 1
2 1
3 3
4 7
5 17
6 57
7 295
8 1823
9 12191
10 109351
11 1406131
12 21111023
13 390067193
14 9744306045
15 307351023911
16 11997000829617
17 605954154512379
18 39113863932012429
19 3182367148757620917
20 330528821610534812877