# A175955 (b-file synthesized from sequence entry)
1 1
2 0
3 1
4 1
5 4
6 6
7 18
8 36
9 92
10 209
11 527
12 1269
13 3218
14 8063
15 20701
16 53209
17 138634
18 362789
19 957857
20 2541735
21 6787960
22 18214250
23 49120018
24 133024306
25 361736098
26 987284765
27 2703991469
28 7429359867
29 20473889132
30 56579399002
31 156766505690