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A341106 as a simple table

na(n)
01
1-1
20
36
4-12
5-144
61080
75184
8-127008
995904
1019077120
11-154929024
12-3210337152
1370284900096
14391453171200
15-30354545511936
16153830450875392
1713189520200402944
18-244127117929789440
19-5109022268709986304
20237988748560571301888
21571783124036801765376

[1,-1,0,6,-12,-144,1080,5184,-127008,95904,
 19077120,-154929024,-3210337152,70284900096,
 391453171200,-30354545511936,153830450875392,
 13189520200402944,-244127117929789440,
 -5109022268709986304,237988748560571301888,
 571783124036801765376]