# A146870 (b-file synthesized from sequence entry)
1 1
2 1
3 1
4 1
5 17
6 29
7 97
8 473
9 2981
10 21253
11 221233
12 1979801
13 27911349
14 414463777
15 10310356843
16 228677282931
17 8215295336657
18 272807472524325