A345686 - OEIS

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A345686 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`5`
`3`		`38`
`4`		`222`
`5`		`1974`
`6`		`14640`
`7`		`154580`
`8`		`1476720`
`9`		`17753400`
`10`		`205430400`
`11`		`2924030592`
`12`		`38559628800`
`13`		`623916216000`
`14`		`9701871379200`
`15`		`172359487872000`
`16`		`3007238402488320`
`17`		`60362232844193280`
`18`		`1161408374590464000`
`19`		`25603215951785472000`
`20`		`547592177551491072000`
`21`		`12990145748633044992000`

[1,5,38,222,1974,14640,154580,1476720,17753400, 205430400,2924030592,38559628800,623916216000, 9701871379200,172359487872000,3007238402488320, 60362232844193280,1161408374590464000, 25603215951785472000,547592177551491072000, 12990145748633044992000]

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Last modified May 23 07:28 EDT 2024. Contains 372760 sequences. (Running on oeis4.)