# A289694 (b-file synthesized from sequence entry)
1 0
2 0
3 0
4 1
5 4
6 16
7 64
8 236
9 818
10 2736
11 8934
12 28622
13 90324
14 281792
15 871556
16 2677750
17 8184383
18 24913238
19 75593383
20 228793147
21 691094857
22 2084237036
23 6277871658
24 18890568921
25 56798001639
26 170665733660
27 512554832309
28 1538718547049