#include<fstream> 
#define DIM 1001

using namespace std; 
ifstream in("tablete.in"); 
ofstream out("tablete.out"); 

int A[DIM][DIM], N, K;

int main()
{
	int i, j, contor; 
	
	in >> N >> K; 
	
	if( K%2 == 0 )
	{
		contor = 0;
		for(i = 1; i <= N; i++)
			for(j = 1; j <= K; j++) 
				A[i][j] = ++contor; 
			
			for(i = 1; i <= N; i++) 
				for(j = K+1; j <= N; j++)
					A[i][j] = ++contor;
    }
    else if( K & 1 && N%2 == 0 )
	{
		contor = 0;
		for(i = 1; i <= N; i++)
			for(j = 1; j <= K; j++)
			{
				if( i & 1 && j == K )
					A[i][j] = contor + 2; 
				else
					if( i%2 == 0 && j == 2 )
						{
							contor += 2;
							A[i][j] = contor;
					}
				else
					A[i][j] = ++contor;
			}
	    
			for(i = 1; i <= N; i++) 
				for(j = K+1; j <= N; j++)
					A[i][j] = ++contor;
            
    }
	else 
		if( K & 1 && N & 1 )
		{
			contor = 0;
			for(i = 1; i <= N; i++) 
				for(j = 1; j <= K; j++)
				{
					if( i & 1 && j == K )
						A[i][j] = contor + 2;
					else 
						if( i%2 == 0 && j == 2 )
						{
							contor += 2;
							A[i][j] = contor;
						}
				    else
					A[i][j] = ++contor;
				}
				
				for(i = 1; i <= N; i++) 
					for(j = K+1; j <= N; j++)
					{
						if( i == 1 && j == K+1 )
						{
							contor -= 1;
							A[i][j] == ++contor; 
						}
						if( i == 1 && j == K+2 )
						{
							contor += 2;
							A[i][j] = contor;
						}
						else 
							A[i][j] = ++contor;
					}
		}
		
	for(i = 1; i <= N; i++)
		{
			for(j = 1; j <= N; j++)
			out << A[i][j] << " ";
		out << '\n';
	}
}