# A102957 (b-file synthesized from sequence entry)
1 0
2 1
3 2
4 4
5 7
6 14
7 20
8 39
9 102
10 156
11 457
12 1190
13 2308
14 5870
15 8314
16 9703
17 12828
18 14959
19 17995
20 19730
21 26480
22 31440