A004985 - OEIS

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A004985 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`10`
`2`		`90`
`3`		`780`
`4`		`6630`
`5`		`55692`
`6`		`464100`
`7`		`3845400`
`8`		`31724550`
`9`		`260846300`
`10`		`2138939660`
`11`		`17500415400`
`12`		`142920059100`
`13`		`1165348174200`
`14`		`9489263704200`
`15`		`77179344794160`
`16`		`627082176452550`
`17`		`5090431785320700`
`18`		`41289057814267900`
`19`		`334658679126171400`
`20`		`2710735300921988340`
`21`		`21944047674130381800`

[1,10,90,780,6630,55692,464100,3845400,31724550, 260846300,2138939660,17500415400,142920059100, 1165348174200,9489263704200,77179344794160, 627082176452550,5090431785320700, 41289057814267900,334658679126171400, 2710735300921988340,21944047674130381800]

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Last modified September 16 00:43 EDT 2024. Contains 375959 sequences. (Running on oeis4.)