A010956 - OEIS

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A010956 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`40`
`2`		`780`
`3`		`9880`
`4`		`91390`
`5`		`658008`
`6`		`3838380`
`7`		`18643560`
`8`		`76904685`
`9`		`273438880`
`10`		`847660528`
`11`		`2311801440`
`12`		`5586853480`
`13`		`12033222880`
`14`		`23206929840`
`15`		`40225345056`
`16`		`62852101650`
`17`		`88732378800`
`18`		`113380261800`
`19`		`131282408400`
`20`		`137846528820`
`21`		`131282408400`
`22`		`113380261800`

[1,40,780,9880,91390,658008,3838380,18643560, 76904685,273438880,847660528,2311801440, 5586853480,12033222880,23206929840,40225345056, 62852101650,88732378800,113380261800,131282408400, 137846528820,131282408400,113380261800]

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Last modified April 23 07:42 EDT 2024. Contains 371905 sequences. (Running on oeis4.)