A132684 - OEIS

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

A132684 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`21`
`3`		`220`
`4`		`5985`
`5`		`501942`
`6`		`143218999`
`7`		`145944307080`
`8`		`542150225230185`
`9`		`7398714129087308170`
`10`		`372134605932348010322571`
`11`		`69146263065062394421802892300`
`12`		`47589861944854471977019273909187085`

[1,4,21,220,5985,501942,143218999,145944307080, 542150225230185,7398714129087308170, 372134605932348010322571, 69146263065062394421802892300, 47589861944854471977019273909187085]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)