# A057819 (b-file synthesized from sequence entry)
0 4
1 9
2 32
3 119
4 444
5 1657
6 6184
7 23079
8 86132
9 321449
10 1199664
11 4477207
12 16709164
13 62359449
14 232728632
15 868555079
16 3241491684
17 12097411657
18 45148154944
19 168495208119
20 628832677532
21 2346835502009
22 8758509330504
23 32687201820007