A018210 as tables, graphs or sounds

A018210 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`16`
`3`		`44`
`4`		`110`
`5`		`236`
`6`		`472`
`7`		`868`
`8`		`1519`
`9`		`2520`
`10`		`4032`
`11`		`6216`
`12`		`9324`
`13`		`13608`
`14`		`19440`
`15`		`27192`
`16`		`37389`
`17`		`50556`
`18`		`67408`
`19`		`88660`
`20`		`115258`
`21`		`148148`
`22`		`188552`
`23`		`237692`
`24`		`297115`
`25`		`368368`
`26`		`453376`
`27`		`554064`
`28`		`672792`
`29`		`811920`
`30`		`974304`
`31`		`1162800`
`32`		`1380825`
`33`		`1631796`

[1,4,16,44,110,236,472,868,1519,2520,4032,6216, 9324,13608,19440,27192,37389,50556,67408,88660, 115258,148148,188552,237692,297115,368368,453376, 554064,672792,811920,974304,1162800,1380825, 1631796]

Last modified December 1 19:22 EST 2009. Contains 167811 sequences.

AT&T Labs Research