A022074 as tables, graphs or sounds

A022074 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`42`
`5`		`0`
`6`		`0`
`7`		`0`
`8`		`840`
`9`		`0`
`10`		`0`
`11`		`0`
`12`		`10640`
`13`		`0`
`14`		`0`
`15`		`0`
`16`		`95802`
`17`		`0`
`18`		`0`
`19`		`0`
`20`		`652848`
`21`		`2097152`
`22`		`0`
`23`		`0`
`24`		`3504816`
`25`		`0`
`26`		`0`
`27`		`0`
`28`		`15266880`
`29`		`44040192`
`30`		`0`
`31`		`0`
`32`		`55350120`
`33`		`0`
`34`		`0`
`35`		`0`
`36`		`171361498`
`37`		`440401920`
`38`		`0`
`39`		`0`
`40`		`465944304`
`41`		`0`
`42`		`0`
`43`		`0`
`44`		`1145653488`

[1,0,0,0,42,0,0,0,840,0,0,0,10640,0,0,0,95802,0,0, 0,652848,2097152,0,0,3504816,0,0,0,15266880, 44040192,0,0,55350120,0,0,0,171361498,440401920,0, 0,465944304,0,0,0,1145653488]

Last modified December 21 10:15 EST 2009. Contains 171081 sequences.

AT&T Labs Research