N = int(input())
lsans = [[0]*(N+1) for i in range(N+1)]
for i in range(1,N+1):
    for j in range(1,N+1):
        if (2*i-j)%N == 0:
            lsans[i][j] = N
            continue
        lsans[i][j] = (2*i-j)%N
for i in range(1,N+1):
    print(*lsans[i][1:N+1],sep=' ')