# A047775 (b-file synthesized from sequence entry)
1 0
2 0
3 0
4 0
5 2
6 5
7 11
8 25
9 66
10 131
11 349
12 708
13 1911
14 3856
15 10604
16 21597
17 59961
18 123266
19 345060
20 715198
21 2015416
22 4206926
23 11919257
24 25032840
25 71246129
26 150413234
27 429750208
28 911379241
29 2612614298
30 5562367173
31 15991792731
32 34164355260