A239266 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A239266 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`11`
`3`		`43`
`4`		`280`
`5`		`1563`
`6`		`9415`
`7`		`55553`
`8`		`331133`
`9`		`1968400`
`10`		`11716601`
`11`		`69716257`
`12`		`414898579`
`13`		`2469046811`
`14`		`14693544104`
`15`		`87442204835`
`16`		`520375602855`
`17`		`3096794588441`
`18`		`18429266069421`
`19`		`109673987617376`
`20`		`652678415082545`
`21`		`3884139865306433`
`22`		`23114817718082715`
`23`		`137558073518189643`

[1,1,11,43,280,1563,9415,55553,331133,1968400, 11716601,69716257,414898579,2469046811, 14693544104,87442204835,520375602855, 3096794588441,18429266069421,109673987617376, 652678415082545,3884139865306433, 23114817718082715,137558073518189643]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)