# A082094 (b-file synthesized from sequence entry)
1 1
2 1
3 2
4 3
5 6
6 15
7 50
8 235
9 1498
10 12592
11 135431
12 1806803
13 29135476
14 555971158
15 12336554787
16 313733168860
17 9034347750986
18 291579097035392
19 10455240487002922
20 413371595329570610