# A233298 (b-file synthesized from sequence entry)
1 13
2 42
3 141
4 502
5 1739
6 5964
7 20185
8 67609
9 224165
10 737347
11 2407911
12 7814616
13 25223004
14 81015137
15 259099567
16 825507109
17 2621224089
18 8298060296
19 26197890927
20 82506334112
21 259260476024