A140055 - OEIS

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

A140055 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`4`
`3`		`42`
`4`		`764`
`5`		`20400`
`6`		`731862`
`7`		`33397168`
`8`		`1867950856`
`9`		`124680486816`
`10`		`9733666171850`
`11`		`874978919826264`
`12`		`89437471672859532`
`13`		`10289414670501314608`
`14`		`1320997962702267801070`
`15`		`187894667581541881127640`
`16`		`29426125555003596239544848`
`17`		`5046809953516305090792395328`

[1,4,42,764,20400,731862,33397168,1867950856, 124680486816,9733666171850,874978919826264, 89437471672859532,10289414670501314608, 1320997962702267801070,187894667581541881127640, 29426125555003596239544848, 5046809953516305090792395328]

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 29 15:03 EDT 2024. Contains 375517 sequences. (Running on oeis4.)