# A145958 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 1
5 1
6 9
7 19
8 37
9 135
10 441
11 1879
12 9853
13 53945
14 336895
15 2463469
16 20551403
17 200816385
18 2276422523
19 29317863291
20 437152357559
21 7466970790985
22 147328291419831
23 3346732661121193