# A141763 (b-file synthesized from sequence entry)
0 1
1 1
2 4
3 23
4 175
5 1678
6 19579
7 270683
8 4342447
9 79498622
10 1638471038
11 37592670383
12 951214496814
13 26333793485772
14 792232525678756
15 25747819699179668
16 899388184082559576
17 33613386298645020835
18 1338749843351681925409