# A201631 (b-file synthesized from sequence entry)
1 1
2 3
3 6
4 13
5 30
6 70
7 167
8 405
9 992
10 2450
11 6090
12 15214
13 38165
14 96069
15 242530
16 613811
17 1556856
18 3956316
19 10070871
20 25674210
21 65541142
22 167517654
23 428635032
24 1097874434
25 2814611701
26 7221917871
27 18544968768
28 47655572191
29 122544150258
30 315313433594
31 811792614547