var a:array[1..1000,1..1000] of longint;
v:array[1..10000000] of 0..1;
n,k:integer;  spatiu,i,j,nr,ind:longint;
f:text;
procedure citire;
begin
assign(f,'tablete.in');reset(f);
read(f,n,k);
close(f);
end;
procedure scrie;
var i,j:integer;
begin
assign(f,'tablete.out');rewrite(f);
for i:=1 to n do
    begin
    for j:=1 to n do
        write(f,a[i,j],' ');
    writeln(f);
    end;
close(f);
end;
begin
citire; nr:=2;
for i:=1 to n do
         begin
         a[i,k]:=i*k;
         v[i*k]:=1;
         end;
     {begin
     spatiu:=i*k;
     if spatiu mod 2=0 then nr:=spatiu
         else nr:=spatiu+1;
         a[i,k]:=nr;
         v[nr]:=1;
     end;     }
ind:=1;
for i:=1 to n do
    for j:=1 to k-1 do
         begin
         if v[ind]=1 then       begin
                                inc(ind);
                                a[i,j]:=ind;
                                inc(ind);
                                end
             else begin
                  a[i,j]:=ind;
                  inc(ind);
                  end;
         end;
inc(ind);
for i:=1 to n do
    for j:=k+1 to n do

   begin
         a[i,j]:=ind;
         inc(ind);
     {    if v[ind]=1 then       begin
                                inc(ind);
                                a[i,j]:=ind;
                                inc(ind);
                                end
             else begin
                  a[i,j]:=ind;
                  inc(ind);
                  end;   }
   end;
scrie;
end.