A012823 - OEIS

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

A012823 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`53`
`3`		`1855`
`4`		`156425`
`5`		`19537595`
`6`		`3987121981`
`7`		`1087120051511`
`8`		`408148372272017`
`9`		`193531749818796403`
`10`		`116081047496759766725`
`11`		`84538055378229508493871`
`12`		`74205177566923695709271961`

[1,3,53,1855,156425,19537595,3987121981, 1087120051511,408148372272017,193531749818796403, 116081047496759766725,84538055378229508493871, 74205177566923695709271961]

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 28 05:47 EDT 2022. Contains 354112 sequences. (Running on oeis4.)