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.
recurrence equation a(n + 2) + 3 a(n+1) + 2a(n)= 6n-1
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random