# A144725 (b-file synthesized from sequence entry)
1 5
2 13
3 61
4 421
5 3361
6 30241
7 332641
8 3991681
9 55883521
10 950019841
11 19000396801
12 456009523201
13 13680285696001
14 465129713664001
15 20465707401216001
16 1473530932887552001
17 125250129295441920001