A144889 - OEIS

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

A144889 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`36`
`3`		`264`
`4`		`2040`
`5`		`16000`
`6`		`149600`
`7`		`1362240`
`8`		`14326080`
`9`		`158438400`
`10`		`1931731200`
`11`		`25155648000`
`12`		`357727910400`
`13`		`5420614348800`
`14`		`88408793088000`
`15`		`1532112261120000`
`16`		`28238983686144000`
`17`		`549825606070272000`
`18`		`11292931674759168000`
`19`		`243644152971018240000`
`20`		`5511211980392079360000`

[1,4,36,264,2040,16000,149600,1362240,14326080, 158438400,1931731200,25155648000,357727910400, 5420614348800,88408793088000,1532112261120000, 28238983686144000,549825606070272000, 11292931674759168000,243644152971018240000, 5511211980392079360000]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 16:52 EDT 2024. Contains 371962 sequences. (Running on oeis4.)