# A245285 (b-file synthesized from sequence entry)
0 2
1 6
2 18
3 52
4 145
5 400
6 1093
7 2977
8 8098
9 22021
10 59868
11 162748
12 442406
13 1202597
14 3269009
15 8886102
16 24154944
17 65659960
18 178482291
19 485165185
20 1318815724