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.
0 = SUM(-Bernoulli(2k)/(2k n^(2k-1))) where k=1 to 5
0 = SUM(-Bernoulli(2k)/(2k n^(2k-1))) where k=1 to 5
Natural Language
Math Input
Extended Keyboard