def printpretty(x):
    for i in x:
        print(*i)
N = int(input())
A = [[1 if j == 0 or i == j else 0 for j in range(N)] for i in range(N)]
for i in range(N):
    k = N - 1
    while A[i][k] != 1:
        A[i].pop(k)
        k -= 1
for i in range(N):
    for j in range(len(A[i])):
        if A[i][j] == 0:
            A[i][j] = A[i - 1][j] + A[i - 1][j - 1]
printpretty(A)