A153295 as tables, graphs or sounds

A153295 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`4`
`3`		`20`
`4`		`110`
`5`		`638`
`6`		`3828`
`7`		`23515`
`8`		`146972`
`9`		`930869`
`10`		`5958094`
`11`		`38462190`
`12`		`250054804`
`13`		`1635421543`
`14`		`10750864640`
`15`		`70987129653`
`16`		`470542935654`
`17`		`3129729034478`
`18`		`20880459397920`
`19`		`139689406647522`
`20`		`936832986074664`
`21`		`6297064070279195`

[1,1,4,20,110,638,3828,23515,146972,930869, 5958094,38462190,250054804,1635421543,10750864640, 70987129653,470542935654,3129729034478, 20880459397920,139689406647522,936832986074664, 6297064070279195]

Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

AT&T Labs Research