A355508 - OEIS

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A355508 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`0`
`3`		`6`
`4`		`12`
`5`		`20`
`6`		`1830`
`7`		`15162`
`8`		`82376`
`9`		`3326472`
`10`		`59467050`
`11`		`678585710`
`12`		`20553790092`
`13`		`563969783676`
`14`		`10776243950654`
`15`		`318310813941330`
`16`		`10988438698692240`
`17`		`303144002003606672`
`18`		`9910024990673571666`
`19`		`392381835437286982998`
`20`		`14072003919511407720020`

[1,0,0,6,12,20,1830,15162,82376,3326472,59467050, 678585710,20553790092,563969783676,10776243950654, 318310813941330,10988438698692240, 303144002003606672,9910024990673571666, 392381835437286982998,14072003919511407720020]

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Last modified May 17 19:53 EDT 2024. Contains 372607 sequences. (Running on oeis4.)