A124167 - OEIS

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

A124167 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`90`
`2`		`990`
`3`		`9990`
`4`		`99990`
`5`		`999990`
`6`		`9999990`
`7`		`99999990`
`8`		`999999990`
`9`		`9999999990`
`10`		`99999999990`
`11`		`999999999990`
`12`		`9999999999990`
`13`		`99999999999990`
`14`		`999999999999990`
`15`		`9999999999999990`
`16`		`99999999999999990`
`17`		`999999999999999990`

[0,90,990,9990,99990,999990,9999990,99999990, 999999990,9999999990,99999999990,999999999990, 9999999999990,99999999999990,999999999999990, 9999999999999990,99999999999999990, 999999999999999990]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 05:49 EDT 2024. Contains 371964 sequences. (Running on oeis4.)