1/2 + 2/2 (3/2) + 1/2 (3/2)^2 + 1/2 (3/2)^3 + 0/2 (3/2)^4 + 1/2 (3/2)^5 + 2/2 (3/2)^6

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.