A138341 as tables, graphs or sounds

A138341 formatted as a simple table:

`n`		`a(n)`
`0`		`1`
`1`		`-2`
`2`		`-7`
`3`		`-7`
`4`		`2`
`5`		`13`
`6`		`13`
`7`		`-2`
`8`		`-19`
`9`		`-19`
`10`		`2`
`11`		`25`
`12`		`25`
`13`		`-2`
`14`		`-31`
`15`		`-31`
`16`		`2`
`17`		`37`
`18`		`37`
`19`		`-2`
`20`		`-43`
`21`		`-43`
`22`		`2`
`23`		`49`
`24`		`49`
`25`		`-2`
`26`		`-55`
`27`		`-55`
`28`		`2`
`29`		`61`
`30`		`61`
`31`		`-2`
`32`		`-67`
`33`		`-67`
`34`		`2`
`35`		`73`
`36`		`73`
`37`		`-2`
`38`		`-79`
`39`		`-79`
`40`		`2`
`41`		`85`
`42`		`85`
`43`		`-2`
`44`		`-91`
`45`		`-91`
`46`		`2`
`47`		`97`
`48`		`97`
`49`		`-2`
`50`		`-103`

[1,-2,-7,-7,2,13,13,-2,-19,-19,2,25,25,-2,-31,-31, 2,37,37,-2,-43,-43,2,49,49,-2,-55,-55,2,61,61,-2, -67,-67,2,73,73,-2,-79,-79,2,85,85,-2,-91,-91,2, 97,97,-2,-103]

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

AT&T Labs Research