# A147166 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 5
10 13
11 25
12 47
13 123
14 369
15 1165
16 4187
17 18445
18 79415
19 399577
20 2091817
21 12535539
22 80500731