A251580 - OEIS

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A251580 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`10`
`3`		`280`
`4`		`13960`
`5`		`1023760`
`6`		`99935200`
`7`		`12226859200`
`8`		`1801725932800`
`9`		`310890328768000`
`10`		`61516405597830400`
`11`		`13735605457885312000`
`12`		`3416919943285809280000`
`13`		`937247149729410729472000`
`14`		`281051240591439955878400000`
`15`		`91474949907165746668607488000`
`16`		`32117399444469103248129863680000`

[1,1,10,280,13960,1023760,99935200,12226859200, 1801725932800,310890328768000,61516405597830400, 13735605457885312000,3416919943285809280000, 937247149729410729472000, 281051240591439955878400000, 91474949907165746668607488000, 32117399444469103248129863680000]

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Last modified April 24 19:56 EDT 2024. Contains 371963 sequences. (Running on oeis4.)