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A005399 as a simple table

n a(n)
0 1
1 6
2 48
3 408
4 3600
5 42336
6 781728
7 13646016
8 90893568
9 -1798204416
10 70794720768
11 7538546211840
12 63813109782528
13 -12977417912045568 

[1,6,48,408,3600,42336,781728,13646016,90893568,
 -1798204416,70794720768,7538546211840,
 63813109782528,-12977417912045568]

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Last modified April 24 18:17 EDT 2024. Contains 371962 sequences. (Running on oeis4.)