A036240 as tables, graphs or sounds

A036240 formatted as a simple table:

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`12`
`4`		`200`
`5`		`2280`
`6`		`22420`
`7`		`205212`
`8`		`1806000`
`9`		`15522960`
`10`		`131383340`
`11`		`1100093412`
`12`		`9138243400`
`13`		`75445046040`
`14`		`619838752260`
`15`		`5072272077612`
`16`		`41371548418400`
`17`		`336519691295520`
`18`		`2730963319321180`
`19`		`22119245290765812`
`20`		`178854325039467000`

[0,0,12,200,2280,22420,205212,1806000,15522960, 131383340,1100093412,9138243400,75445046040, 619838752260,5072272077612,41371548418400, 336519691295520,2730963319321180, 22119245290765812,178854325039467000]

Last modified December 7 08:40 EST 2009. Contains 170430 sequences.

AT&T Labs Research