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.
Table[Sum[k((1 - (5/6)^k)^n - (1 - (5/6)^(k-1))^n), {k, 1, infinity}], {n, 1, 10}]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
