A021021 - OEIS

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

A021021 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`33`
`2`		`727`
`3`		`13365`
`4`		`221431`
`5`		`3428733`
`6`		`50631967`
`7`		`721942485`
`8`		`10021257511`
`9`		`136192514733`
`10`		`1819621847407`
`11`		`23973890545605`
`12`		`312209398691191`
`13`		`4026262617877533`
`14`		`51492399583946047`
`15`		`653858524870924725`

[1,33,727,13365,221431,3428733,50631967,721942485, 10021257511,136192514733,1819621847407, 23973890545605,312209398691191,4026262617877533, 51492399583946047,653858524870924725]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)