# A365974 (b-file synthesized from sequence entry)
0 1
1 0
2 0
3 2
4 0
5 0
6 40
7 0
8 5040
9 2240
10 0
11 1663200
12 246400
13 479001600
14 605404800
15 44844800
16 699941088000
17 274450176000
18 355699625881600
19 836634972096000
20 156436600320000
21 1437392253237248000
22 1021561084051200000
23 1124111547465274368000