A005440 - OEIS

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

A005440 as a simple table

`n`		`a(n)`
`2`		`2`
`3`		`8`
`4`		`54`
`5`		`556`
`6`		`8146`
`7`		`161424`
`8`		`4163438`
`9`		`135634292`
`10`		`5448798090`
`11`		`264689281240`
`12`		`15296907175462`
`13`		`1037373202178748`
`14`		`81588771795362114`
`15`		`7366855482991121696`
`16`		`756909709680583939806`
`17`		`87807399365909591247364`

[2,8,54,556,8146,161424,4163438,135634292, 5448798090,264689281240,15296907175462, 1037373202178748,81588771795362114, 7366855482991121696,756909709680583939806, 87807399365909591247364]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 02:45 EDT 2024. Contains 371782 sequences. (Running on oeis4.)