A002526 - OEIS

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A002526 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`6`
`4`		`24`
`5`		`78`
`6`		`230`
`7`		`675`
`8`		`2069`
`9`		`6404`
`10`		`19708`
`11`		`60216`
`12`		`183988`
`13`		`563172`
`14`		`1725349`
`15`		`5284109`
`16`		`16177694`
`17`		`49526506`
`18`		`151635752`
`19`		`464286962`
`20`		`1421566698`
`21`		`4352505527`
`22`		`13326304313`
`23`		`40802053896`
`24`		`124926806216`
`25`		`382497958000`
`26`		`1171122069784`

[1,1,2,6,24,78,230,675,2069,6404,19708,60216, 183988,563172,1725349,5284109,16177694,49526506, 151635752,464286962,1421566698,4352505527, 13326304313,40802053896,124926806216,382497958000, 1171122069784]

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Last modified April 27 12:04 EDT 2024. Contains 372019 sequences. (Running on oeis4.)