# A326809 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 12
4 64
5 388
6 2547
7 17675
8 127930
9 957361
10 7363756
11 57974777
12 465801960
13 3811089824
14 31703423654
15 267851394004
16 2296630925851
17 19975895528930
18 176220976812512
19 1576741746108772
20 14312547251073466
21 131857909192636473
22 1233606830533043503
23 11728329063674693906
24 113406667874700311312
25 1116271813812969589106
26 11195131545541254173944