How to print this pattern with n as an input

                            4 4 4 4 4 4 4  
                            4 3 3 3 3 3 4   
                            4 3 2 2 2 3 4   
                            4 3 2 1 2 3 4   
                            4 3 2 2 2 3 4   
                            4 3 3 3 3 3 4   
                            4 4 4 4 4 4 4   
                           

One of the easiest ways is to check the closest distance of a point from the 4 sides and the value at that point is n - distance + 1