#include<cstdio>
int main(){
    int n,k,i,j,par,max,nr1,nr2,nr;
    freopen("tablete.in","r",stdin);
    freopen("tablete.out","w",stdout);
    scanf("%d%d",&n,&k);
    nr=1;
    if(k%2==0&&n%2==0)
        for(i=1;i<=n;i++)
        {
            for(j=1;j<=n;j++)
            {
                printf("%d ",nr);
                nr++;
            }
        printf("\n");
        }
    else
        if(n%2==1&&k%2==0)
        {
            nr2=(k-1)*n+1;
            nr1=1;
            for(i=1;i<=n;i++)
            {
                for(j=1;j<=n;j++)
                    if(j<=k-1)
                    {
                        printf("%d ",nr1);
                        nr1++;
                    }
                    else
                    {
                        printf("%d ",nr2);
                        nr2++;
                    }
                printf("\n");
            }
        }
        else
            if(k%2==1&&n%2==1)
            {
                nr=1;
                nr2=n*k+1;
                for(i=1;i<=n;i++)
                {
                    if(i%2==1)
                        for(j=1;j<=n;j++)
                            if(j==k)
                                printf("%d ",nr+1);
                            else
                                if(j<k)
                                {
                                    printf("%d ",nr);
                                    nr++;
                                }
                                else
                                {
                                    printf("%d ",nr2);
                                    nr2++;
                                }
                    else
                        for(j=1;j<=n;j++)
                            if(j<=k)
                            {
                                if(j==1)
                                {
                                    printf("%d ",nr);
                                    nr+=2;
                                }
                                else
                                {
                                    printf("%d ",nr);
                                    nr++;
                                }
                            }
                            else
                            {
                                printf("%d ",nr2);
                                nr2++;
                            }
                printf("\n");
                }
            }





    return 0;
}