# A179928 (b-file synthesized from sequence entry)
0 1
1 3
2 6
3 13
4 32
5 89
6 276
7 943
8 3514
9 14159
10 61242
11 282633
12 1384684
13 7170701
14 39105992
15 223867419
16 1341434134
17 8392364851
18 54696456734