A158642 as tables, graphs or sounds

A158642 formatted as a simple table:

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`4`
`3`		`9`
`4`		`121`
`5`		`252`
`6`		`484`
`7`		`10201`
`8`		`12321`
`9`		`14641`
`10`		`20502`
`11`		`23632`
`12`		`26962`
`13`		`40804`
`14`		`44944`
`15`		`1002001`
`16`		`1113111`
`17`		`1226221`
`18`		`1234321`
`19`		`1357531`
`20`		`2005002`
`21`		`2126212`
`22`		`2216122`
`23`		`2249422`
`24`		`2347432`
`25`		`2429242`
`26`		`4008004`
`27`		`4229224`
`28`		`100020001`

[0,1,4,9,121,252,484,10201,12321,14641,20502, 23632,26962,40804,44944,1002001,1113111,1226221, 1234321,1357531,2005002,2126212,2216122,2249422, 2347432,2429242,4008004,4229224,100020001]

Last modified December 4 23:11 EST 2009. Contains 170347 sequences.

AT&T Labs Research