A058421 as tables, graphs or sounds

A058421 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`9`
`3`		`109`
`4`		`901`
`5`		`1009`
`6`		`9001`
`7`		`10009`
`8`		`10401`
`9`		`90001`
`10`		`100009`
`11`		`100901`
`12`		`900001`
`13`		`1000009`
`14`		`1004001`
`15`		`8954391`
`16`		`9000001`
`17`		`10000009`
`18`		`10009001`
`19`		`34351141`
`20`		`90000001`
`21`		`100000009`
`22`		`100040001`
`23`		`900000001`
`24`		`1000000009`
`25`		`1000090001`
`26`		`3163554991`
`27`		`9000000001`

[1,9,109,901,1009,9001,10009,10401,90001,100009, 100901,900001,1000009,1004001,8954391,9000001, 10000009,10009001,34351141,90000001,100000009, 100040001,900000001,1000000009,1000090001, 3163554991,9000000001]

Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

AT&T Labs Research