A035891 - OEIS

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A035891 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`1800`
`3`		`0`
`4`		`541200`
`5`		`0`
`6`		`65520920`
`7`		`0`
`8`		`4296107040`
`9`		`0`
`10`		`177923724072`
`11`		`0`
`12`		`5119703270960`
`13`		`0`
`14`		`109262828065080`
`15`		`536870912`
`16`		`1814093339150400`
`17`		`249644974080`
`18`		`24305082449321800`
`19`		`21968757719040`
`20`		`270526359458466384`

[1,0,1800,0,541200,0,65520920,0,4296107040,0, 177923724072,0,5119703270960,0,109262828065080, 536870912,1814093339150400,249644974080, 24305082449321800,21968757719040, 270526359458466384]

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)