# A083112 (b-file synthesized from sequence entry)
1 1
2 3
3 8
4 135
5 144
6 85085
7 5760
8 2297295
9 3449600
10 5316400089
11 43545600
12 30919742228375
13 6706022400
14 1726541615638125
15 1707444076642304
16 204279350669769375
17 376610217984000
18 232876694951587194633125
19 128047474114560000
20 23826124317017265875590959
21 669489320248554291200000
22 4543516354864205968588828125