A012216 - OEIS

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A012216 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`-2`
`2`		`24`
`3`		`-664`
`4`		`28416`
`5`		`-942336`
`6`		`-260697984`
`7`		`165900454656`
`8`		`-85943912448000`
`9`		`48584004553543680`
`10`		`-31574321393019125760`
`11`		`23832746038658540666880`
`12`		`-20858343927838973179822080`
`13`		`21048655959583804491297914880`

[1,-2,24,-664,28416,-942336,-260697984, 165900454656,-85943912448000,48584004553543680, -31574321393019125760,23832746038658540666880, -20858343927838973179822080, 21048655959583804491297914880]

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Last modified August 12 15:11 EDT 2024. Contains 375113 sequences. (Running on oeis4.)