A016142 - OEIS

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

A016142 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`12`
`2`		`117`
`3`		`1080`
`4`		`9801`
`5`		`88452`
`6`		`796797`
`7`		`7173360`
`8`		`64566801`
`9`		`581120892`
`10`		`5230147077`
`11`		`47071500840`
`12`		`423644039001`
`13`		`3812797945332`
`14`		`34315186290957`
`15`		`308836690967520`
`16`		`2779530261754401`
`17`		`25015772484929772`
`18`		`225141952751788437`

[1,12,117,1080,9801,88452,796797,7173360,64566801, 581120892,5230147077,47071500840,423644039001, 3812797945332,34315186290957,308836690967520, 2779530261754401,25015772484929772, 225141952751788437]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 11:49 EDT 2024. Contains 371936 sequences. (Running on oeis4.)