You know that stair sequence problem? Like the first step is 1 and the next step up is 2, but when you add it up it's three? So the pattern is 1, 3, 6, 10, 15... This can do the math in a split second. Enter any number of stairs and it will do the equation for you.
music and sounds by Toby Fox code by me Mettaton by Toby Fox