# A006693 (b-file synthesized from sequence entry)
1 2
2 4
3 5
4 7
5 8
6 10
7 25
8 53
9 62
10 134
11 574
12 2431
13 13147
14 27167
15 229073
16 315416
17 435474
18 771789
19 1522716
20 3853889
21 7878986
22 7922488
23 8844776
24 9182596
25 9388467
26 14781524
27 135097360
28 1374449987
29 1561240840
30 4408239956
31 11166053604
32 12014224315