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A177147 as a simple table

n a(n)
1 1
2 -8
3 190
4 -8880
5 683375
6 -78206688
7 12452171844
8 -2631354777600
9 712425472573815
10 -240455417915625000
11 98981390235327670642
12 -48810267466347374088192
13 28406348214047496113497895
14 -19264981823338548859573191040
15 15061032335471422549306640625000

[1,-8,190,-8880,683375,-78206688,12452171844,
 -2631354777600,712425472573815,
 -240455417915625000,98981390235327670642,
 -48810267466347374088192,
 28406348214047496113497895,
 -19264981823338548859573191040,
 15061032335471422549306640625000]

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Last modified October 19 15:05 EDT 2021. Contains 348091 sequences. (Running on oeis4.)