# A058925 (b-file synthesized from sequence entry)
1 1
2 2
3 6
4 44
5 430
6 5682
7 93884
8 1863304
9 43304202
10 1152914150
11 34623407632
12 1157955896220
13 42688932193934
14 1720061432093578
15 75209130809781180
16 3546884696300444432
17 179468931961767190162
18 9698574014114018520654
19 557512795661961280741256