Have fun with a Sigma Calculator (partial sums).
Let me know how it works for you, any problems and ideas for improvement,
"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman
Convenient for testing numerical ideas. Thanks!
In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.
Excellent testing numbers. Thanks, MathsIsFun!
Character is who you are when no one is looking.