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A099029 as a simple table

n a(n)
1 -1
2 6
3 -72
4 1608
5 -58080
6 3087648
7 -226762368
8 21986726016
9 -2720113657344
10 418117827310080
11 -78167762731812864
12 17465102642354817024
13 -4595978556276162551808
14 1406897783859319396442112

[-1,6,-72,1608,-58080,3087648,-226762368,
 21986726016,-2720113657344,418117827310080,
 -78167762731812864,17465102642354817024,
 -4595978556276162551808,1406897783859319396442112]

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Last modified April 18 04:56 EDT 2024. Contains 371767 sequences. (Running on oeis4.)