#include<stdio.h>

int k,i,j,nr,n;

int main () {
	
	FILE*f=fopen("tablete.in","r");
	FILE*g=fopen("tablete.out","w");


	fscanf(f,"%d %d",&n,&k);
	
	nr=1;
	
	for(i=1;i<=n;i++){
		for(j=1;j<=n;j++,nr++){
			if((j==k)&&(nr%2==1)){
				fprintf(g,"%d ",nr+1);
				fprintf(g,"%d ",nr);
				nr++;
				j++;
				}
				else
					fprintf(g,"%d ",nr);

		
		}
		fprintf(g,"\n");
	}

	
	fclose(f);
	fclose(g);
	return 0;
}