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A024253 as a simple table

n a(n)
0 0
1 1
2 -4
3 36
4 -512
5 9360
6 -225600
7 6935488
8 -258670592
9 11453942016
10 -595273139200
11 35778886145024
12 -2452254890065920
13 189732604997505024
14 -16441271556334370816
15 1583926386391039918080
16 -168491094250200804360192

[0,1,-4,36,-512,9360,-225600,6935488,-258670592,
 11453942016,-595273139200,35778886145024,
 -2452254890065920,189732604997505024,
 -16441271556334370816,1583926386391039918080,
 -168491094250200804360192]

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Last modified May 30 06:54 EDT 2024. Contains 372961 sequences. (Running on oeis4.)