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.
T(n)=T(n-1)/2+T(n-2)/2+n,T(0)=0,T(1)=1
T(n)=T(n-1)/2+T(n-2)/2+n,T(0)=0,T(1)=1
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
