Using recursion to sum numbers

Question

I have just been studying the concept of recursion and I thought that I would try a simple example. In the following code, I am attempting to take the numbers: 1, 2, 3, 4, 5, an

Answer 1

Try this code:

def sumr(n): 
    if n==0:
        return n
    return n+sumr(n-1)