n = int(input())
a = [[0]*n for _ in range(n)]
s = ''
for i in range(n):
    for j in range(i+1):
        if j == 0:
            a[i][j]=1
        else:
            a[i][j] = a[i-1][j]+a[i-1][j-1]
    s = ' '.join(list(map(str,a[i][:i+1])))
    print(s)