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A012114 as a simple table

n a(n)
0 1
1 -2
2 32
3 -1112
4 76544
5 -8132992
6 1287179904
7 -277075027200
8 78957666709504
9 -28538628272500736
10 12818361767117881344
11 -6984131400017632559104
12 4545914404919471492988928
13 -3480400203322521156596334592
14 3098206994542298409092871880704
15 -3171988840442245479109838621638656

[1,-2,32,-1112,76544,-8132992,1287179904,
 -277075027200,78957666709504,-28538628272500736,
 12818361767117881344,-6984131400017632559104,
 4545914404919471492988928,
 -3480400203322521156596334592,
 3098206994542298409092871880704,
 -3171988840442245479109838621638656]

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Last modified December 4 13:48 EST 2023. Contains 367563 sequences. (Running on oeis4.)