A006857 - OEIS

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A006857 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`15`
`2`		`105`
`3`		`490`
`4`		`1764`
`5`		`5292`
`6`		`13860`
`7`		`32670`
`8`		`70785`
`9`		`143143`
`10`		`273273`
`11`		`496860`
`12`		`866320`
`13`		`1456560`
`14`		`2372112`
`15`		`3755844`
`16`		`5799465`
`17`		`8756055`
`18`		`12954865`
`19`		`18818646`
`20`		`26883780`
`21`		`37823500`
`22`		`52474500`
`23`		`71867250`
`24`		`97260345`
`25`		`130179231`
`26`		`172459665`
`27`		`226296280`
`28`		`294296640`
`29`		`379541184`

[1,15,105,490,1764,5292,13860,32670,70785,143143, 273273,496860,866320,1456560,2372112,3755844, 5799465,8756055,12954865,18818646,26883780, 37823500,52474500,71867250,97260345,130179231, 172459665,226296280,294296640,379541184]

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Last modified May 10 01:03 EDT 2024. Contains 372354 sequences. (Running on oeis4.)