A026005 - OEIS

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

A026005 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`27`
`3`		`208`
`4`		`1700`
`5`		`14364`
`6`		`123970`
`7`		`1085760`
`8`		`9612108`
`9`		`85795600`
`10`		`770755843`
`11`		`6960408624`
`12`		`63127818572`
`13`		`574609830760`
`14`		`5246348656500`
`15`		`48027225765120`
`16`		`440671237120764`
`17`		`4051508174260272`
`18`		`37315784743418332`

[1,4,27,208,1700,14364,123970,1085760,9612108, 85795600,770755843,6960408624,63127818572, 574609830760,5246348656500,48027225765120, 440671237120764,4051508174260272, 37315784743418332]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)