# A162356 (b-file synthesized from sequence entry)
0 2
1 9
2 44
3 226
4 1192
5 6372
6 34288
7 185096
8 1000736
9 5414544
10 29306048
11 158644768
12 858873472
13 4649961024
14 25175459584
15 136304222336
16 737977344512
17 3995559643392
18 21632794323968
19 117124519584256
20 634137036138496