fn main() {
    let n: usize = {
        let mut buf = String::new();
        std::io::stdin().read_line(&mut buf).unwrap();
        buf.trim_end().parse().unwrap()
    };

    let mut a = vec![vec![0; n]; n];
    for i in 0..n {
        for j in 0..n {
            a[i][(i + j) % n] = (i + j * 2) % n + 1;
        }
    }

    for i in 0..n {
        for j in 0..n {
            print!("{}{}", a[i][j], if j < (n - 1) { ' ' } else { '\n' });
        }
    }
}