# A135106 (b-file synthesized from sequence entry)
1 1
2 1
3 2
4 6
5 24
6 118
7 686
8 4598
9 34872
10 295044
11 2753958
12 28103804
13 311216626
14 3716341042
15 47597786154
16 650812077852
17 9461423560788
18 145724617925326
19 2370293673319292
20 40600119927220706
21 730458115445479734