Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
Table[n^3+(-1)^(n)*n^2-(-1)^(n)*n+(-1)^(n), {n,1,20}]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
