A128272 - OEIS

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

A128272 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`15`
`4`		`77`
`5`		`5301`
`6`		`189679`
`7`		`87596289`
`8`		`21608003585`
`9`		`68221625702463`
`10`		`115452529488363949`
`11`		`2497495662248930113941`
`12`		`80258100236324702562311`
`13`		`4295613290302749695769359713665`
`14`		`341566880541004135370464340131322497`

[1,1,15,77,5301,189679,87596289,21608003585, 68221625702463,115452529488363949, 2497495662248930113941,80258100236324702562311, 4295613290302749695769359713665, 341566880541004135370464340131322497]

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 1 03:54 EDT 2024. Contains 372148 sequences. (Running on oeis4.)