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A009360 as a simple table

n a(n)
0 0
1 2
2 -8
3 126
4 -4248
5 246250
6 -21819060
7 2741961054
8 -463859694704
9 101639490015186
10 -28002426109496940
11 9474407274253732294
12 -3861976880978567739432
13 1866672045348038810596026

[0,2,-8,126,-4248,246250,-21819060,2741961054,
 -463859694704,101639490015186,-28002426109496940,
 9474407274253732294,-3861976880978567739432,
 1866672045348038810596026]

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Last modified August 14 18:55 EDT 2024. Contains 375166 sequences. (Running on oeis4.)