#include <bits/stdc++.h>
using namespace std;

#define rep(i, a, b) for (int i= a; i < (b); ++i)
#define all(x) begin(x), end(x)
#define sz(x) (x).size()
#define int ll
#define F first
#define S second
#define PB push_back
#define MP make_pair
typedef long long int;
typedef pair<int, int> pii;
typedef vector<int> vi;
#define endl '\n'
#define inf 3000000000000000000
#define random rand()^(rand()<<15)
mt19937 rnd(time(nullptr));

signed main() {
    cin.tie(0)->sync_with_stdio(0);
    int mod=1e9+7;
    int d,r;
    cin>>d>>r;
    int a[r+1]={0};
    for(int i=0;i<=r;i++)
    {
        a[i]=(i*(i+1));
    }
    for(int i=2;i<=d;i++)
    {
        for(int j=0;j<=r;j++)
        {
            cout<<a[j]<<" ";
        }
        cout<<endl;
        int b[r+1]={0};
        for(int j=0;j<=r;j++)
        {
            for(int k=0;k<=j;k++)
            {
                b[j]+=2*a[k];
                b[j]%=mod;
            }
        }
        for(int j=0;j<=r;j++)
        {
            a[j]=b[j];
        }
    }
        for(int j=0;j<=r;j++)
        {
            cout<<a[j]<<" ";
        }
        cout<<endl;
    cout<<a[r]<<endl;
}