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A009600 as a simple table

n a(n)
0 1
1 56
2 5056
3 -8648704
4 -7517057024
5 82066777604096
6 27511745714323456
7 -8171138983967372345344
8 74351622296124892534276096
9 3458659437902679786800310910976
10 -174596051680041185684701426120392704
11 -1616689111713841897872270552294850822144

[1,56,5056,-8648704,-7517057024,82066777604096,
 27511745714323456,-8171138983967372345344,
 74351622296124892534276096,
 3458659437902679786800310910976,
 -174596051680041185684701426120392704,
 -1616689111713841897872270552294850822144]

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Last modified May 28 19:55 EDT 2024. Contains 372919 sequences. (Running on oeis4.)