1.py

n = int(input())

m = [[0] * n for i in range(n)]

for i in range(n):
    m[0][i] = i + 1

for i in range(1, n):
    for j in range(n):
        m[i][j] = (i + 1) * (j + 1)

for arr in m:
    print(*arr)