#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,m;
	cin>>n>>m;
    int a=1;
    int b=1;
	for (int i = 1; i <= n; i++) {
    for (int j = 1; j <= m; j++){
        cout<<a<<" ";
        a+=b;
    }
        cout<<endl;
        b++;
	}
	return 0;
}