A000891 - OEIS

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A000891 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`20`
`3`		`175`
`4`		`1764`
`5`		`19404`
`6`		`226512`
`7`		`2760615`
`8`		`34763300`
`9`		`449141836`
`10`		`5924217936`
`11`		`79483257308`
`12`		`1081724803600`
`13`		`14901311070000`
`14`		`207426250094400`
`15`		`2913690606794775`
`16`		`41255439318353700`
`17`		`588272005095043500`

[1,3,20,175,1764,19404,226512,2760615,34763300, 449141836,5924217936,79483257308,1081724803600, 14901311070000,207426250094400,2913690606794775, 41255439318353700,588272005095043500]

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Last modified May 6 16:05 EDT 2024. Contains 372294 sequences. (Running on oeis4.)