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.
\frac{768 (5w(2 w^2+21)w^(10)/10! +(w^4+45w^2+105) w^{11}/11!)}{w^9}
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random