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A012233 as a simple table

n a(n)
0 1
1 -2
2 32
3 -944
4 64640
5 -5881600
6 919673856
7 -172830523392
8 48225099218944
9 -15466881283850240
10 6745794347282989056
11 -3302151520495305490432
12 2072514460288282576027648
13 -1438958551527596730993344512 

[1,-2,32,-944,64640,-5881600,919673856,
 -172830523392,48225099218944,-15466881283850240,
 6745794347282989056,-3302151520495305490432,
 2072514460288282576027648,
 -1438958551527596730993344512]

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Last modified July 13 13:30 EDT 2024. Contains 374284 sequences. (Running on oeis4.)