# Replacing recursion due to the lack of support for tail recursion optimization in Python.
# AC * 4 TLE * 1
def printNum(n):
    total = 0
    for i in range(1, n + 1):
        total += i
        print(total)


printNum(int(input()))

前四个点AC第五个点TLE，不要使用C++，谢谢大牛，我是蒟蒻