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.
1000*2^5-sum[binomial[k+10-3,10-3]*(2^5-2^k),{k,0,5-1}]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random