#include <bits/stdc++.h>

using namespace std;

#define all(x) begin(x), end(x)
#define int long long
#define sz(x) (int)(x).size()

typedef pair<int, int> pii;
typedef vector<int> vi;

const int inf = (int)1e18;
const int MOD = (int)1e9+7;
const int maxn = (int)1e6;

signed main() {
    ios::sync_with_stdio(false); cin.tie(nullptr);
    cin.exceptions(std::istream::failbit);
    //freopen("input.txt", "r", stdin);
    //freopen("output.txt", "w", stdout);
    int n, d; cin >> n >> d;
    for(int i= 1; i<= n; i++){
        for(int j= 1; j<= 6; j++){
            cout << (int)(i*(j*d)) << " ";
        }
        cout << "\n";
    }

}