demo_recursion.py:
def tri_recursion(k): if(k>0): result = k+tri_recursion(k-1) print(result) else: result = 0 return result print("\n\nRecursion Example Results") tri_recursion(6)
C:\Users\My Name>python demo_recursion.py
Recursion Example Results
1
3
6
10
15
21