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A334570 as a simple table

na(n)
01
1-1
20
30
40
524
6-24
7-120
8-720
9-5040
1032256
11169344
12743040
13-380160
14-91048320
15-408710016
16-174230784
1729842525440
18455765667840
191061427732480
20-18914141343744
21-379628241094656
22-3305984467691520
2310588546824468480
24458522651844956160
255722461010387021824

[1,-1,0,0,0,24,-24,-120,-720,-5040,32256,169344,
 743040,-380160,-91048320,-408710016,-174230784,
 29842525440,455765667840,1061427732480,
 -18914141343744,-379628241094656,
 -3305984467691520,10588546824468480,
 458522651844956160,5722461010387021824]