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A012379 as a simple table

na(n)
01
10
2-12
3-360
4-14000
5-705600
6-42520896
7-2581394816
8-50539790080
943910434596864
1018893865109070848
116357906196273494016
121895076999147133456384
13366371561754009899909120
14-176926962056569654501195776
15-397908136700956338408562851840
16-528899949644745117870350321778688

[1,0,-12,-360,-14000,-705600,-42520896,
 -2581394816,-50539790080,43910434596864,
 18893865109070848,6357906196273494016,
 1895076999147133456384,366371561754009899909120,
 -176926962056569654501195776,
 -397908136700956338408562851840,
 -528899949644745117870350321778688]