A221391 - OEIS

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

A221391 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`40`
`4`		`15181`
`5`		`1829388`
`6`		`229338911`
`7`		`25415184702`
`8`		`2810579281184`
`9`		`304942133485122`
`10`		`32982395377267648`
`11`		`3554547354934938568`
`12`		`382579389710396900732`
`13`		`41139562348362648154196`
`14`		`4421834681716006875081205`

[0,0,40,15181,1829388,229338911,25415184702, 2810579281184,304942133485122,32982395377267648, 3554547354934938568,382579389710396900732, 41139562348362648154196,4421834681716006875081205]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 07:38 EDT 2024. Contains 371782 sequences. (Running on oeis4.)