from time import clock
import sys

def magic():
          
          InFile=open('in_sec13_1.txt','r')
          OutFile=open('out_31_sec13_1.txt','w') 
          start=clock()           
          n,m=InFile.readline().split(",")
          n=int(n)
          m=int(m)
          for n in range(n,m+1):
               Sum = n* ((n * n)+1)/2               
               if(n%2==0):
                    n+=1
                    continue     
                    
               else:     
                    
                    matrix =[[0 for col in range(n)] for row in range(n)]
                    Middle=(n/2)
                    currentRow=0
                    matrix[currentRow][Middle]=1
                    
                    
                    for i in range(2,(n*n)+1):
                         top=(currentRow-1)%n
                         right=(Middle+1) %n
                         if(matrix[top][right]==0):
                           matrix[top][right]=i
                         else:
                           top=(currentRow+1)%n
                           right=(Middle) %n   
                           matrix[top][right]=i
                         
    
                         currentRow=top
                         Middle=right
     
                         

                    OutFile.write("n= "+str(n)+ "  Sum= "+str(Sum)+"\n")
                    for i in range(0,n):
                         for j in range(0,n):
                              OutFile.write(str(matrix[i][j])+"      ")  
                         OutFile.write(str("\n"))
                    OutFile.write(str("\n"))
          OutFile.write("\nTotal Excution Time : "+str(clock()-start))          
          
          total = sys.getsizeof(InFile) + sys.getsizeof(OutFile)+ sys.getsizeof(start)+ sys.getsizeof(matrix)+ sys.getsizeof(n)+ sys.getsizeof(m)
          OutFile.write("\ntotal Memory--- : "+str(total))
          InFile.close()
          OutFile.close()
          
magic()