A064108 as tables, graphs or sounds

A064108 formatted as a simple table:

`n`		`a(n)`
`1`		`1`
`2`		`21`
`3`		`421`
`4`		`8421`
`5`		`168421`
`6`		`3368421`
`7`		`67368421`
`8`		`1347368421`
`9`		`26947368421`
`10`		`538947368421`
`11`		`10778947368421`
`12`		`215578947368421`
`13`		`4311578947368421`
`14`		`86231578947368421`
`15`		`1724631578947368421`
`16`		`34492631578947368421`

[1,21,421,8421,168421,3368421,67368421,1347368421, 26947368421,538947368421,10778947368421, 215578947368421,4311578947368421, 86231578947368421,1724631578947368421, 34492631578947368421]

Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

AT&T Labs Research