A009712 - OEIS

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A009712 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`-1`
`2`		`-7`
`3`		`391`
`4`		`-17263`
`5`		`680239`
`6`		`1450569`
`7`		`-7957325193`
`8`		`2085950965153`
`9`		`-451440698199841`
`10`		`87302333394141977`
`11`		`-12244874410272223257`
`12`		`-1227047210877649641679`
`13`		`2438662572717698729224975`

[1,-1,-7,391,-17263,680239,1450569,-7957325193, 2085950965153,-451440698199841,87302333394141977, -12244874410272223257,-1227047210877649641679, 2438662572717698729224975]

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Last modified March 26 11:15 EDT 2023. Contains 361542 sequences. (Running on oeis4.)