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.
floor( n - (n-ln(2*pi)/2)/ln(n) - 1/2) for n=100 and 200
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random