A012640 - OEIS

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A012640 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`-5`
`2`		`73`
`3`		`-3565`
`4`		`337873`
`5`		`-53181845`
`6`		`12563583641`
`7`		`-4158179320061`
`8`		`1836546568939681`
`9`		`-1043609929405146661`
`10`		`741652625178569817577`
`11`		`-644417189348695489885965`
`12`		`672084091294680203529876081`

[1,-5,73,-3565,337873,-53181845,12563583641, -4158179320061,1836546568939681, -1043609929405146661,741652625178569817577, -644417189348695489885965, 672084091294680203529876081]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)