A028545 - OEIS

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A028545 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`0`
`3`		`6240`
`4`		`64910`
`5`		`624128`
`6`		`3928640`
`7`		`21820160`
`8`		`102066525`
`9`		`435107840`
`10`		`1681228928`
`11`		`6065581440`
`12`		`20483625750`
`13`		`65651665920`
`14`		`200400925120`
`15`		`587021103104`
`16`		`1655255008870`
`17`		`4513857474560`
`18`		`11934605001600`
`19`		`30689664533440`
`20`		`76909902651384`
`21`		`188251191994880`
`22`		`450777531819200`

[1,0,0,6240,64910,624128,3928640,21820160, 102066525,435107840,1681228928,6065581440, 20483625750,65651665920,200400925120,587021103104, 1655255008870,4513857474560,11934605001600, 30689664533440,76909902651384,188251191994880, 450777531819200]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)