# A184346 (b-file synthesized from sequence entry)
1 1
2 1
3 2
4 1
5 7
6 16
7 45
8 628
9 1612
10 14387
11 52539
12 275568
13 1397560
14 5222290
15 30835346
16 108322293
17 606465366
18 2386082882